Q: What is the sum of all factors of the number 20,870 excluding 20,870?
A: 16,714
The factors of the number 20,870 are: 1, 2, 5, 10, 2087, 4174, 10435, 20870.
If you add them up, you will get the total of 20,886. Now subtract 20,870 to get 16,714