1538960080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{26681}}^1$

素因数の和:26804

約数の個数: 80

約数和(自身を含む): 4129092864

約数和(自身を除く): 2590132784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1442, 1648, 2060, 2884, 3605, 4120, 5768, 7210, 8240, 11536, 14420, 26681, 28840, 53362, 57680, 106724, 133405, 186767, 213448, 266810, 373534, 426896, 533620, 747068, 933835, 1067240, 1494136, 1867670, 2134480, 2748143, 2988272, 3735340, 5496286, 7470680, 10992572, 13740715, 14941360, 19237001, 21985144, 27481430, 38474002, 43970288, 54962860, 76948004, 96185005, 109925720, 153896008, 192370010, 219851440, 307792016, 384740020, 769480040, 1538960080]

約数ペア:

[(1, 1538960080), (2, 769480040), (4, 384740020), (5, 307792016), (7, 219851440), (8, 192370010), (10, 153896008), (14, 109925720), (16, 96185005), (20, 76948004), (28, 54962860), (35, 43970288), (40, 38474002), (56, 27481430), (70, 21985144), (80, 19237001), (103, 14941360), (112, 13740715), (140, 10992572), (206, 7470680), (280, 5496286), (412, 3735340), (515, 2988272), (560, 2748143), (721, 2134480), (824, 1867670), (1030, 1494136), (1442, 1067240), (1648, 933835), (2060, 747068), (2884, 533620), (3605, 426896), (4120, 373534), (5768, 266810), (7210, 213448), (8240, 186767), (11536, 133405), (14420, 106724), (26681, 57680), (28840, 53362)]