The factors of the number 7,779,744 are: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 227, 238, 252, 272, 288, 306, 336, 357, 408, 454, 476, 504, 544, 612, 672, 681, 714, 816, 908, 952, 1008, 1071, 1224, 1362, 1428, 1589, 1632, 1816, 1904, 2016, 2043, 2142, 2448, 2724, 2856, 3178, 3632, 3808, 3859, 4086, 4284, 4767, 4896, 5448, 5712, 6356, 7264, 7718, 8172, 8568, 9534, 10896, 11424, 11577, 12712, 14301, 15436, 16344, 17136, 19068, 21792, 23154, 25424, 27013, 28602, 30872, 32688, 34272, 34731, 38136, 46308, 50848, 54026, 57204, 61744, 65376, 69462, 76272, 81039, 92616, 108052, 114408, 123488, 138924, 152544, 162078, 185232, 216104, 228816, 243117, 277848, 324156, 370464, 432208, 457632, 486234, 555696, 648312, 864416, 972468, 1111392, 1296624, 1944936, 2593248, 3889872, 7779744.
If you add them up, you will get the total of 26,889,408.