Q: What is the sum of all factors of the number 132,440 excluding 132,440?

A: 247,720

Why is 247,720 the sum of all factors of 132,440, excluding 132,440?

The factors of the number 132,440 are: 1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 140, 154, 172, 215, 220, 280, 301, 308, 344, 385, 430, 440, 473, 602, 616, 770, 860, 946, 1204, 1505, 1540, 1720, 1892, 2365, 2408, 3010, 3080, 3311, 3784, 4730, 6020, 6622, 9460, 12040, 13244, 16555, 18920, 26488, 33110, 66220, 132440.

If you add them up, you will get the total of 132,687. Now subtract 132,440 to get 247,720