A:
Positive:
1 x 192526113 x 14809723 x 8370747 x 40963137 x 14053299 x 6439611 x 31511081 x 1781
Negative:
-1 x -1925261-13 x -148097-23 x -83707-47 x -40963-137 x -14053-299 x -6439-611 x -3151-1081 x -1781
Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 1,925,261, it is easier to work with a table - it's called factoring from the outside in.
We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.
| 1 | 1,925,261 | |
| -1 | -1,925,261 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 1,925,261.
Example:
1 x 1,925,261 = 1,925,261
and
-1 x -1,925,261 = 1,925,261
Notice both answers equal 1,925,261
With that explanation out of the way, let's continue. Next, we take the number 1,925,261 and divide it by 2:
1,925,261 ÷ 2 = 962,630.5
If the quotient is a whole number, then 2 and 962,630.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,925,261 | |
| -1 | -1,925,261 |
Now, we try dividing 1,925,261 by 3:
1,925,261 ÷ 3 = 641,753.6667
If the quotient is a whole number, then 3 and 641,753.6667 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,925,261 | |
| -1 | -1,925,261 |
Let's try dividing by 4:
1,925,261 ÷ 4 = 481,315.25
If the quotient is a whole number, then 4 and 481,315.25 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 1,925,261 | |
| -1 | 1,925,261 |
If you did it right, you will end up with this table:
| 1 | 13 | 23 | 47 | 137 | 299 | 611 | 1,081 | 1,781 | 3,151 | 6,439 | 14,053 | 40,963 | 83,707 | 148,097 | 1,925,261 |
| -1 | -13 | -23 | -47 | -137 | -299 | -611 | -1,081 | -1,781 | -3,151 | -6,439 | -14,053 | -40,963 | -83,707 | -148,097 | -1,925,261 |
Here are some more numbers to try:
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