Q: What is the sum of all factors of the number 380,835 excluding 380,835?

A: 479,325

Why is 479,325 the sum of all factors of 380,835, excluding 380,835?

The factors of the number 380,835 are: 1, 3, 5, 7, 9, 13, 15, 21, 27, 31, 35, 39, 45, 63, 65, 91, 93, 105, 117, 135, 155, 189, 195, 217, 273, 279, 315, 351, 403, 455, 465, 585, 651, 819, 837, 945, 1085, 1209, 1365, 1395, 1755, 1953, 2015, 2457, 2821, 3255, 3627, 4095, 4185, 5859, 6045, 8463, 9765, 10881, 12285, 14105, 18135, 25389, 29295, 42315, 54405, 76167, 126945, 380835.

If you add them up, you will get the total of 381,314. Now subtract 380,835 to get 479,325