Q: What is the sum of all factors of the number 17,990 excluding 17,990?
A: 19,162
The factors of the number 17,990 are: 1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 17990.
If you add them up, you will get the total of 18,009. Now subtract 17,990 to get 19,162