1428269920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{115931}}^1$

素因数の和:115964

約数の個数: 96

約数和(自身を含む): 4206940416

約数和(自身を除く): 2778670496

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 352, 385, 440, 560, 616, 770, 880, 1120, 1232, 1540, 1760, 2464, 3080, 6160, 12320, 115931, 231862, 463724, 579655, 811517, 927448, 1159310, 1275241, 1623034, 1854896, 2318620, 2550482, 3246068, 3709792, 4057585, 4637240, 5100964, 6376205, 6492136, 8115170, 8926687, 9274480, 10201928, 12752410, 12984272, 16230340, 17853374, 18548960, 20403856, 25504820, 25968544, 32460680, 35706748, 40807712, 44633435, 51009640, 64921360, 71413496, 89266870, 102019280, 129842720, 142826992, 178533740, 204038560, 285653984, 357067480, 714134960, 1428269920]

約数ペア:

[(1, 1428269920), (2, 714134960), (4, 357067480), (5, 285653984), (7, 204038560), (8, 178533740), (10, 142826992), (11, 129842720), (14, 102019280), (16, 89266870), (20, 71413496), (22, 64921360), (28, 51009640), (32, 44633435), (35, 40807712), (40, 35706748), (44, 32460680), (55, 25968544), (56, 25504820), (70, 20403856), (77, 18548960), (80, 17853374), (88, 16230340), (110, 12984272), (112, 12752410), (140, 10201928), (154, 9274480), (160, 8926687), (176, 8115170), (220, 6492136), (224, 6376205), (280, 5100964), (308, 4637240), (352, 4057585), (385, 3709792), (440, 3246068), (560, 2550482), (616, 2318620), (770, 1854896), (880, 1623034), (1120, 1275241), (1232, 1159310), (1540, 927448), (1760, 811517), (2464, 579655), (3080, 463724), (6160, 231862), (12320, 115931)]