The factors of the number 1,177,488 are: 1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 37, 39, 48, 51, 52, 68, 72, 74, 78, 102, 104, 111, 117, 136, 144, 148, 153, 156, 204, 208, 221, 222, 234, 272, 296, 306, 312, 333, 408, 442, 444, 468, 481, 592, 612, 624, 629, 663, 666, 816, 884, 888, 936, 962, 1224, 1258, 1326, 1332, 1443, 1768, 1776, 1872, 1887, 1924, 1989, 2448, 2516, 2652, 2664, 2886, 3536, 3774, 3848, 3978, 4329, 5032, 5304, 5328, 5661, 5772, 7548, 7696, 7956, 8177, 8658, 10064, 10608, 11322, 11544, 15096, 15912, 16354, 17316, 22644, 23088, 24531, 30192, 31824, 32708, 34632, 45288, 49062, 65416, 69264, 73593, 90576, 98124, 130832, 147186, 196248, 294372, 392496, 588744, 1177488.
If you add them up, you will get the total of 3,859,128.