Q: What is the sum of all factors of the number 31,120 including 31,120?
A: 72,540
The factors of the number 31,120 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 15560, 31120.
If you add them up, you will get the total of 72,540.