Q: What is the sum of all factors of the number 12,920 including 12,920?
A: 32,400
The factors of the number 12,920 are: 1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920.
If you add them up, you will get the total of 32,400.