Q: What is the sum of all factors of the number 639,140 excluding 639,140?
A: 703,096
The factors of the number 639,140 are: 1, 2, 4, 5, 10, 20, 31957, 63914, 127828, 159785, 319570, 639140.
If you add them up, you will get the total of 639,843. Now subtract 639,140 to get 703,096