1538904290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{5387}}^1$

素因数の和:5472

約数の個数: 96

約数和(自身を含む): 3582201024

約数和(自身を除く): 2043296734

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 53, 55, 70, 77, 98, 106, 110, 154, 245, 265, 371, 385, 490, 530, 539, 583, 742, 770, 1078, 1166, 1855, 2597, 2695, 2915, 3710, 4081, 5194, 5387, 5390, 5830, 8162, 10774, 12985, 20405, 25970, 26935, 28567, 37709, 40810, 53870, 57134, 59257, 75418, 118514, 142835, 188545, 263963, 285511, 285670, 296285, 377090, 414799, 527926, 571022, 592570, 829598, 1319815, 1427555, 1998577, 2073995, 2639630, 2855110, 2903593, 3140621, 3997154, 4147990, 5807186, 6281242, 9992885, 13990039, 14517965, 15703105, 19985770, 21984347, 27980078, 29035930, 31406210, 43968694, 69950195, 109921735, 139900390, 153890429, 219843470, 307780858, 769452145, 1538904290]

約数ペア:

[(1, 1538904290), (2, 769452145), (5, 307780858), (7, 219843470), (10, 153890429), (11, 139900390), (14, 109921735), (22, 69950195), (35, 43968694), (49, 31406210), (53, 29035930), (55, 27980078), (70, 21984347), (77, 19985770), (98, 15703105), (106, 14517965), (110, 13990039), (154, 9992885), (245, 6281242), (265, 5807186), (371, 4147990), (385, 3997154), (490, 3140621), (530, 2903593), (539, 2855110), (583, 2639630), (742, 2073995), (770, 1998577), (1078, 1427555), (1166, 1319815), (1855, 829598), (2597, 592570), (2695, 571022), (2915, 527926), (3710, 414799), (4081, 377090), (5194, 296285), (5387, 285670), (5390, 285511), (5830, 263963), (8162, 188545), (10774, 142835), (12985, 118514), (20405, 75418), (25970, 59257), (26935, 57134), (28567, 53870), (37709, 40810)]