1259073680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{507691}}^1$

素因数の和:507735

約数の個数: 40

約数和(自身を含む): 3021782784

約数和(自身を除く): 1762709104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 507691, 1015382, 2030764, 2538455, 4061528, 5076910, 8123056, 10153820, 15738421, 20307640, 31476842, 40615280, 62953684, 78692105, 125907368, 157384210, 251814736, 314768420, 629536840, 1259073680]

約数ペア:

[(1, 1259073680), (2, 629536840), (4, 314768420), (5, 251814736), (8, 157384210), (10, 125907368), (16, 78692105), (20, 62953684), (31, 40615280), (40, 31476842), (62, 20307640), (80, 15738421), (124, 10153820), (155, 8123056), (248, 5076910), (310, 4061528), (496, 2538455), (620, 2030764), (1240, 1015382), (2480, 507691)]