Q: What is the sum of all factors of the number 398,520 excluding 398,520?
A: 977,400
The factors of the number 398,520 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 162, 164, 180, 205, 216, 243, 246, 270, 324, 328, 360, 369, 405, 410, 486, 492, 540, 615, 648, 738, 810, 820, 972, 984, 1080, 1107, 1215, 1230, 1476, 1620, 1640, 1845, 1944, 2214, 2430, 2460, 2952, 3240, 3321, 3690, 4428, 4860, 4920, 5535, 6642, 7380, 8856, 9720, 9963, 11070, 13284, 14760, 16605, 19926, 22140, 26568, 33210, 39852, 44280, 49815, 66420, 79704, 99630, 132840, 199260, 398520.
If you add them up, you will get the total of 399,497. Now subtract 398,520 to get 977,400