Q: What is the sum of all factors of the number 31,220 including 31,220?
A: 75,264
The factors of the number 31,220 are: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 892, 1115, 1561, 2230, 3122, 4460, 6244, 7805, 15610, 31220.
If you add them up, you will get the total of 75,264.