Q: What is the sum of all factors of the number 288,420 excluding 288,420?
A: 679,260
The factors of the number 288,420 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 23, 30, 33, 38, 44, 46, 55, 57, 60, 66, 69, 76, 92, 95, 110, 114, 115, 132, 138, 165, 190, 209, 220, 228, 230, 253, 276, 285, 330, 345, 380, 418, 437, 460, 506, 570, 627, 660, 690, 759, 836, 874, 1012, 1045, 1140, 1254, 1265, 1311, 1380, 1518, 1748, 2090, 2185, 2508, 2530, 2622, 3036, 3135, 3795, 4180, 4370, 4807, 5060, 5244, 6270, 6555, 7590, 8740, 9614, 12540, 13110, 14421, 15180, 19228, 24035, 26220, 28842, 48070, 57684, 72105, 96140, 144210, 288420.
If you add them up, you will get the total of 289,099. Now subtract 288,420 to get 679,260