Q: What is the sum of all factors of the number 128,680 including 128,680?
A: 289,620
The factors of the number 128,680 are: 1, 2, 4, 5, 8, 10, 20, 40, 3217, 6434, 12868, 16085, 25736, 32170, 64340, 128680.
If you add them up, you will get the total of 289,620.