Q: What is the sum of all factors of the number 28,340 excluding 28,340?
A: 36,340
The factors of the number 28,340 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340.
If you add them up, you will get the total of 28,376. Now subtract 28,340 to get 36,340