Q: What is the sum of all factors of the number 420,721,300 excluding 420,721,300?
A: 492,244,138
The factors of the number 420,721,300 are: 1, 2, 4, 5, 10, 20, 25, 50, 100, 4207213, 8414426, 16828852, 21036065, 42072130, 84144260, 105180325, 210360650, 420721300.
If you add them up, you will get the total of 420,721,792. Now subtract 420,721,300 to get 492,244,138