The factors of the number 9,939,840 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 167, 186, 192, 240, 248, 310, 320, 334, 372, 384, 465, 480, 496, 501, 620, 640, 668, 744, 835, 930, 960, 992, 1002, 1240, 1336, 1488, 1670, 1860, 1920, 1984, 2004, 2480, 2505, 2672, 2976, 3340, 3720, 3968, 4008, 4960, 5010, 5177, 5344, 5952, 6680, 7440, 8016, 9920, 10020, 10354, 10688, 11904, 13360, 14880, 15531, 16032, 19840, 20040, 20708, 21376, 25885, 26720, 29760, 31062, 32064, 40080, 41416, 51770, 53440, 59520, 62124, 64128, 77655, 80160, 82832, 103540, 106880, 124248, 155310, 160320, 165664, 207080, 248496, 310620, 320640, 331328, 414160, 496992, 621240, 662656, 828320, 993984, 1242480, 1656640, 1987968, 2484960, 3313280, 4969920, 9939840.
If you add them up, you will get the total of 32,901,120.