The factors of the number 4,333,680 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 463, 468, 520, 585, 624, 720, 780, 926, 936, 1040, 1170, 1389, 1560, 1852, 1872, 2315, 2340, 2778, 3120, 3704, 4167, 4630, 4680, 5556, 6019, 6945, 7408, 8334, 9260, 9360, 11112, 12038, 13890, 16668, 18057, 18520, 20835, 22224, 24076, 27780, 30095, 33336, 36114, 37040, 41670, 48152, 54171, 55560, 60190, 66672, 72228, 83340, 90285, 96304, 108342, 111120, 120380, 144456, 166680, 180570, 216684, 240760, 270855, 288912, 333360, 361140, 433368, 481520, 541710, 722280, 866736, 1083420, 1444560, 2166840, 4333680.
If you add them up, you will get the total of 15,707,328.