Q: What is the sum of all factors of the number 206,990 excluding 206,990?
A: 218,962
The factors of the number 206,990 are: 1, 2, 5, 7, 10, 14, 35, 70, 2957, 5914, 14785, 20699, 29570, 41398, 103495, 206990.
If you add them up, you will get the total of 207,208. Now subtract 206,990 to get 218,962