The factors of the number 5,321,160 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 379, 390, 468, 520, 540, 585, 702, 758, 780, 936, 1080, 1137, 1170, 1404, 1516, 1560, 1755, 1895, 2274, 2340, 2808, 3032, 3411, 3510, 3790, 4548, 4680, 4927, 5685, 6822, 7020, 7580, 9096, 9854, 10233, 11370, 13644, 14040, 14781, 15160, 17055, 19708, 20466, 22740, 24635, 27288, 29562, 34110, 39416, 40932, 44343, 45480, 49270, 51165, 59124, 68220, 73905, 81864, 88686, 98540, 102330, 118248, 133029, 136440, 147810, 177372, 197080, 204660, 221715, 266058, 295620, 354744, 409320, 443430, 532116, 591240, 665145, 886860, 1064232, 1330290, 1773720, 2660580, 5321160.
If you add them up, you will get the total of 19,152,000.