The factors of the number 5,073,120 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 271, 288, 312, 360, 390, 416, 468, 480, 520, 542, 585, 624, 720, 780, 813, 936, 1040, 1084, 1170, 1248, 1355, 1440, 1560, 1626, 1872, 2080, 2168, 2340, 2439, 2710, 3120, 3252, 3523, 3744, 4065, 4336, 4680, 4878, 5420, 6240, 6504, 7046, 8130, 8672, 9360, 9756, 10569, 10840, 12195, 13008, 14092, 16260, 17615, 18720, 19512, 21138, 21680, 24390, 26016, 28184, 31707, 32520, 35230, 39024, 42276, 43360, 48780, 52845, 56368, 63414, 65040, 70460, 78048, 84552, 97560, 105690, 112736, 126828, 130080, 140920, 158535, 169104, 195120, 211380, 253656, 281840, 317070, 338208, 390240, 422760, 507312, 563680, 634140, 845520, 1014624, 1268280, 1691040, 2536560, 5073120.
If you add them up, you will get the total of 18,712,512.