The factors of the number 15,041,376 are: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 648, 672, 756, 829, 864, 1008, 1134, 1296, 1512, 1658, 2016, 2268, 2487, 2592, 3024, 3316, 4536, 4974, 5803, 6048, 6632, 7461, 9072, 9948, 11606, 13264, 14922, 17409, 18144, 19896, 22383, 23212, 26528, 29844, 34818, 39792, 44766, 46424, 52227, 59688, 67149, 69636, 79584, 89532, 92848, 104454, 119376, 134298, 139272, 156681, 179064, 185696, 208908, 238752, 268596, 278544, 313362, 358128, 417816, 470043, 537192, 557088, 626724, 716256, 835632, 940086, 1074384, 1253448, 1671264, 1880172, 2148768, 2506896, 3760344, 5013792, 7520688, 15041376.
If you add them up, you will get the total of 50,616,720.