Q: What is the sum of all factors of the number 216,520 including 216,520?
A: 487,260
The factors of the number 216,520 are: 1, 2, 4, 5, 8, 10, 20, 40, 5413, 10826, 21652, 27065, 43304, 54130, 108260, 216520.
If you add them up, you will get the total of 487,260.