Q: What is the sum of all factors of the number 109,990 excluding 109,990?
A: 99,962
The factors of the number 109,990 are: 1, 2, 5, 10, 17, 34, 85, 170, 647, 1294, 3235, 6470, 10999, 21998, 54995, 109990.
If you add them up, you will get the total of 110,089. Now subtract 109,990 to get 99,962