Q: What is the sum of all factors of the number 505,640 excluding 505,640?
A: 632,140
The factors of the number 505,640 are: 1, 2, 4, 5, 8, 10, 20, 40, 12641, 25282, 50564, 63205, 101128, 126410, 252820, 505640.
If you add them up, you will get the total of 506,272. Now subtract 505,640 to get 632,140