711036740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{1187}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 1522027584

約数和(自身を除く): 810990844

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 491, 610, 982, 1187, 1220, 1964, 2374, 2455, 4748, 4910, 5935, 9820, 11870, 23740, 29951, 59902, 72407, 119804, 144814, 149755, 289628, 299510, 362035, 582817, 599020, 724070, 1165634, 1448140, 2331268, 2914085, 5828170, 11656340, 35551837, 71103674, 142207348, 177759185, 355518370, 711036740]

約数ペア:

[(1, 711036740), (2, 355518370), (4, 177759185), (5, 142207348), (10, 71103674), (20, 35551837), (61, 11656340), (122, 5828170), (244, 2914085), (305, 2331268), (491, 1448140), (610, 1165634), (982, 724070), (1187, 599020), (1220, 582817), (1964, 362035), (2374, 299510), (2455, 289628), (4748, 149755), (4910, 144814), (5935, 119804), (9820, 72407), (11870, 59902), (23740, 29951)]