The factors of the number 4,866,240 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 137, 148, 160, 185, 192, 222, 240, 274, 296, 320, 370, 411, 444, 480, 548, 555, 592, 685, 740, 822, 888, 960, 1096, 1110, 1184, 1370, 1480, 1644, 1776, 2055, 2192, 2220, 2368, 2740, 2960, 3288, 3552, 4110, 4384, 4440, 5069, 5480, 5920, 6576, 7104, 8220, 8768, 8880, 10138, 10960, 11840, 13152, 15207, 16440, 17760, 20276, 21920, 25345, 26304, 30414, 32880, 35520, 40552, 43840, 50690, 60828, 65760, 76035, 81104, 101380, 121656, 131520, 152070, 162208, 202760, 243312, 304140, 324416, 405520, 486624, 608280, 811040, 973248, 1216560, 1622080, 2433120, 4866240.
If you add them up, you will get the total of 15,983,712.