Q: What is the sum of all factors of the number 1,311,560 excluding 1,311,560?
A: 1,639,540
The factors of the number 1,311,560 are: 1, 2, 4, 5, 8, 10, 20, 40, 32789, 65578, 131156, 163945, 262312, 327890, 655780, 1311560.
If you add them up, you will get the total of 1,311,561. Now subtract 1,311,560 to get 1,639,540