The factors of the number 28,288,680 are: 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 49, 51, 56, 60, 68, 70, 84, 85, 98, 102, 105, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 245, 255, 280, 283, 294, 340, 357, 392, 408, 420, 476, 490, 510, 566, 588, 595, 680, 714, 735, 833, 840, 849, 952, 980, 1020, 1132, 1176, 1190, 1415, 1428, 1470, 1666, 1698, 1785, 1960, 1981, 2040, 2264, 2380, 2499, 2830, 2856, 2940, 3332, 3396, 3570, 3962, 4165, 4245, 4760, 4811, 4998, 5660, 5880, 5943, 6664, 6792, 7140, 7924, 8330, 8490, 9622, 9905, 9996, 11320, 11886, 12495, 13867, 14280, 14433, 15848, 16660, 16980, 19244, 19810, 19992, 23772, 24055, 24990, 27734, 28866, 29715, 33320, 33677, 33960, 38488, 39620, 41601, 47544, 48110, 49980, 55468, 57732, 59430, 67354, 69335, 72165, 79240, 83202, 96220, 99960, 101031, 110936, 115464, 118860, 134708, 138670, 144330, 166404, 168385, 192440, 202062, 208005, 235739, 237720, 269416, 277340, 288660, 332808, 336770, 404124, 416010, 471478, 505155, 554680, 577320, 673540, 707217, 808248, 832020, 942956, 1010310, 1178695, 1347080, 1414434, 1664040, 1885912, 2020620, 2357390, 2828868, 3536085, 4041240, 4714780, 5657736, 7072170, 9429560, 14144340, 28288680.
If you add them up, you will get the total of 104,898,240.