Q: What is the sum of all factors of the number 221,660 excluding 221,660?
A: 243,868
The factors of the number 221,660 are: 1, 2, 4, 5, 10, 20, 11083, 22166, 44332, 55415, 110830, 221660.
If you add them up, you will get the total of 221,903. Now subtract 221,660 to get 243,868