The factors of the number 9,241,560 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 86, 90, 108, 120, 129, 135, 172, 180, 199, 215, 216, 258, 270, 344, 360, 387, 398, 430, 516, 540, 597, 645, 774, 796, 860, 995, 1032, 1080, 1161, 1194, 1290, 1548, 1592, 1720, 1791, 1935, 1990, 2322, 2388, 2580, 2985, 3096, 3582, 3870, 3980, 4644, 4776, 5160, 5373, 5805, 5970, 7164, 7740, 7960, 8557, 8955, 9288, 10746, 11610, 11940, 14328, 15480, 17114, 17910, 21492, 23220, 23880, 25671, 26865, 34228, 35820, 42785, 42984, 46440, 51342, 53730, 68456, 71640, 77013, 85570, 102684, 107460, 128355, 154026, 171140, 205368, 214920, 231039, 256710, 308052, 342280, 385065, 462078, 513420, 616104, 770130, 924156, 1026840, 1155195, 1540260, 1848312, 2310390, 3080520, 4620780, 9241560.
If you add them up, you will get the total of 31,680,000.