15380193680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6201691}}^1$

素因数の和:6201735

約数の個数: 40

約数和(自身を含む): 36912470784

約数和(自身を除く): 21532277104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6201691, 12403382, 24806764, 31008455, 49613528, 62016910, 99227056, 124033820, 192252421, 248067640, 384504842, 496135280, 769009684, 961262105, 1538019368, 1922524210, 3076038736, 3845048420, 7690096840, 15380193680]

約数ペア:

[(1, 15380193680), (2, 7690096840), (4, 3845048420), (5, 3076038736), (8, 1922524210), (10, 1538019368), (16, 961262105), (20, 769009684), (31, 496135280), (40, 384504842), (62, 248067640), (80, 192252421), (124, 124033820), (155, 99227056), (248, 62016910), (310, 49613528), (496, 31008455), (620, 24806764), (1240, 12403382), (2480, 6201691)]