Q: What is the sum of all factors of the number 520,990 excluding 520,990?
A: 435,458
The factors of the number 520,990 are: 1, 2, 5, 10, 53, 106, 265, 530, 983, 1966, 4915, 9830, 52099, 104198, 260495, 520990.
If you add them up, you will get the total of 521,425. Now subtract 520,990 to get 435,458