Q: What is the sum of all factors of the number 1,399,320 including 1,399,320?
A: 5,138,640
The factors of the number 1,399,320 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 30, 36, 39, 40, 45, 46, 52, 60, 65, 69, 72, 78, 90, 92, 104, 115, 117, 120, 130, 138, 156, 169, 180, 184, 195, 207, 230, 234, 260, 276, 299, 312, 338, 345, 360, 390, 414, 460, 468, 507, 520, 552, 585, 598, 676, 690, 780, 828, 845, 897, 920, 936, 1014, 1035, 1170, 1196, 1352, 1380, 1495, 1521, 1560, 1656, 1690, 1794, 2028, 2070, 2340, 2392, 2535, 2691, 2760, 2990, 3042, 3380, 3588, 3887, 4056, 4140, 4485, 4680, 5070, 5382, 5980, 6084, 6760, 7176, 7605, 7774, 8280, 8970, 10140, 10764, 11661, 11960, 12168, 13455, 15210, 15548, 17940, 19435, 20280, 21528, 23322, 26910, 30420, 31096, 34983, 35880, 38870, 46644, 53820, 58305, 60840, 69966, 77740, 93288, 107640, 116610, 139932, 155480, 174915, 233220, 279864, 349830, 466440, 699660, 1399320.
If you add them up, you will get the total of 5,138,640.