The factors of the number 3,474,432 are: 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 32, 36, 39, 48, 52, 58, 64, 72, 78, 87, 96, 104, 116, 117, 128, 144, 156, 174, 192, 208, 232, 234, 256, 261, 288, 312, 348, 377, 384, 416, 464, 468, 512, 522, 576, 624, 696, 754, 768, 832, 928, 936, 1024, 1044, 1131, 1152, 1248, 1392, 1508, 1536, 1664, 1856, 1872, 2088, 2262, 2304, 2496, 2784, 3016, 3072, 3328, 3393, 3712, 3744, 4176, 4524, 4608, 4992, 5568, 6032, 6656, 6786, 7424, 7488, 8352, 9048, 9216, 9984, 11136, 12064, 13312, 13572, 14848, 14976, 16704, 18096, 19968, 22272, 24128, 27144, 29696, 29952, 33408, 36192, 39936, 44544, 48256, 54288, 59904, 66816, 72384, 89088, 96512, 108576, 119808, 133632, 144768, 193024, 217152, 267264, 289536, 386048, 434304, 579072, 868608, 1158144, 1737216, 3474432.
If you add them up, you will get the total of 11,176,620.