Q: What is the sum of all factors of the number 645,712 excluding 645,712?
A: 605,386
The factors of the number 645,712 are: 1, 2, 4, 8, 16, 40357, 80714, 161428, 322856, 645712.
If you add them up, you will get the total of 646,317. Now subtract 645,712 to get 605,386