Q: What is the sum of all factors of the number 135,880 including 135,880?
A: 316,800
The factors of the number 135,880 are: 1, 2, 4, 5, 8, 10, 20, 40, 43, 79, 86, 158, 172, 215, 316, 344, 395, 430, 632, 790, 860, 1580, 1720, 3160, 3397, 6794, 13588, 16985, 27176, 33970, 67940, 135880.
If you add them up, you will get the total of 316,800.