2900905490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1\times {\mathrm{1427}}^1$

素因数の和:1811

約数の個数: 64

約数和(自身を含む): 6048048384

約数和(自身を除く): 3147142894

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 257, 514, 565, 791, 1130, 1285, 1427, 1582, 1799, 2570, 2854, 3598, 3955, 7135, 7910, 8995, 9989, 14270, 17990, 19978, 29041, 49945, 58082, 99890, 145205, 161251, 203287, 290410, 322502, 366739, 406574, 733478, 806255, 1016435, 1128757, 1612510, 1833695, 2032870, 2257514, 2567173, 3667390, 5134346, 5643785, 11287570, 12835865, 25671730, 41441507, 82883014, 207207535, 290090549, 414415070, 580181098, 1450452745, 2900905490]

約数ペア:

[(1, 2900905490), (2, 1450452745), (5, 580181098), (7, 414415070), (10, 290090549), (14, 207207535), (35, 82883014), (70, 41441507), (113, 25671730), (226, 12835865), (257, 11287570), (514, 5643785), (565, 5134346), (791, 3667390), (1130, 2567173), (1285, 2257514), (1427, 2032870), (1582, 1833695), (1799, 1612510), (2570, 1128757), (2854, 1016435), (3598, 806255), (3955, 733478), (7135, 406574), (7910, 366739), (8995, 322502), (9989, 290410), (14270, 203287), (17990, 161251), (19978, 145205), (29041, 99890), (49945, 58082)]