2015329940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{26821}}^1$

素因数の和:26877

約数の個数: 72

約数和(自身を含む): 4841800152

約数和(自身を除く): 2826470212

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 289, 340, 442, 578, 884, 1105, 1156, 1445, 2210, 2890, 3757, 4420, 5780, 7514, 15028, 18785, 26821, 37570, 53642, 75140, 107284, 134105, 268210, 348673, 455957, 536420, 697346, 911914, 1394692, 1743365, 1823828, 2279785, 3486730, 4559570, 5927441, 6973460, 7751269, 9119140, 11854882, 15502538, 23709764, 29637205, 31005076, 38756345, 59274410, 77512690, 100766497, 118548820, 155025380, 201532994, 403065988, 503832485, 1007664970, 2015329940]

約数ペア:

[(1, 2015329940), (2, 1007664970), (4, 503832485), (5, 403065988), (10, 201532994), (13, 155025380), (17, 118548820), (20, 100766497), (26, 77512690), (34, 59274410), (52, 38756345), (65, 31005076), (68, 29637205), (85, 23709764), (130, 15502538), (170, 11854882), (221, 9119140), (260, 7751269), (289, 6973460), (340, 5927441), (442, 4559570), (578, 3486730), (884, 2279785), (1105, 1823828), (1156, 1743365), (1445, 1394692), (2210, 911914), (2890, 697346), (3757, 536420), (4420, 455957), (5780, 348673), (7514, 268210), (15028, 134105), (18785, 107284), (26821, 75140), (37570, 53642)]