Q: What is the sum of all factors of the number 136,720 including 136,720?
A: 318,060
The factors of the number 136,720 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1709, 3418, 6836, 8545, 13672, 17090, 27344, 34180, 68360, 136720.
If you add them up, you will get the total of 318,060.