Q: What is the sum of all factors of the number 138,920 including 138,920?
A: 328,320
The factors of the number 138,920 are: 1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 604, 755, 920, 1208, 1510, 3020, 3473, 6040, 6946, 13892, 17365, 27784, 34730, 69460, 138920.
If you add them up, you will get the total of 328,320.