The factors of the number 4,689,048 are: 1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 113, 114, 133, 152, 156, 168, 182, 226, 228, 247, 266, 273, 312, 339, 364, 399, 452, 456, 494, 532, 546, 678, 728, 741, 791, 798, 904, 988, 1064, 1092, 1356, 1469, 1482, 1582, 1596, 1729, 1976, 2147, 2184, 2373, 2712, 2938, 2964, 3164, 3192, 3458, 4294, 4407, 4746, 5187, 5876, 5928, 6328, 6441, 6916, 8588, 8814, 9492, 10283, 10374, 11752, 12882, 13832, 15029, 17176, 17628, 18984, 20566, 20748, 25764, 27911, 30058, 30849, 35256, 41132, 41496, 45087, 51528, 55822, 60116, 61698, 82264, 83733, 90174, 111644, 120232, 123396, 167466, 180348, 195377, 223288, 246792, 334932, 360696, 390754, 586131, 669864, 781508, 1172262, 1563016, 2344524, 4689048.
If you add them up, you will get the total of 15,321,600.