The factors of the number 2,136,240 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 43, 45, 46, 48, 54, 60, 69, 72, 80, 86, 90, 92, 108, 115, 120, 129, 135, 138, 144, 172, 180, 184, 207, 215, 216, 230, 240, 258, 270, 276, 344, 345, 360, 368, 387, 414, 430, 432, 460, 516, 540, 552, 621, 645, 688, 690, 720, 774, 828, 860, 920, 989, 1032, 1035, 1080, 1104, 1161, 1242, 1290, 1380, 1548, 1656, 1720, 1840, 1935, 1978, 2064, 2070, 2160, 2322, 2484, 2580, 2760, 2967, 3096, 3105, 3312, 3440, 3870, 3956, 4140, 4644, 4945, 4968, 5160, 5520, 5805, 5934, 6192, 6210, 7740, 7912, 8280, 8901, 9288, 9890, 9936, 10320, 11610, 11868, 12420, 14835, 15480, 15824, 16560, 17802, 18576, 19780, 23220, 23736, 24840, 26703, 29670, 30960, 35604, 39560, 44505, 46440, 47472, 49680, 53406, 59340, 71208, 79120, 89010, 92880, 106812, 118680, 133515, 142416, 178020, 213624, 237360, 267030, 356040, 427248, 534060, 712080, 1068120, 2136240.
If you add them up, you will get the total of 7,856,640.