Q: What is the sum of all factors of the number 631,990 excluding 631,990?
A: 505,610
The factors of the number 631,990 are: 1, 2, 5, 10, 63199, 126398, 315995, 631990.
If you add them up, you will get the total of 632,495. Now subtract 631,990 to get 505,610