Q: What is the sum of all factors of the number 257,010 excluding 257,010?
A: 408,270
The factors of the number 257,010 are: 1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 659, 1318, 1977, 3295, 3954, 6590, 8567, 9885, 17134, 19770, 25701, 42835, 51402, 85670, 128505, 257010.
If you add them up, you will get the total of 257,418. Now subtract 257,010 to get 408,270