Q: What is the sum of all factors of the number 55,400 including 55,400?
A: 129,270
The factors of the number 55,400 are: 1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 277, 554, 1108, 1385, 2216, 2770, 5540, 6925, 11080, 13850, 27700, 55400.
If you add them up, you will get the total of 129,270.