290410040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{619}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 674287200

約数和(自身を除く): 383877160

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 317, 370, 619, 634, 740, 1238, 1268, 1480, 1585, 2476, 2536, 3095, 3170, 4952, 6190, 6340, 11729, 12380, 12680, 22903, 23458, 24760, 45806, 46916, 58645, 91612, 93832, 114515, 117290, 183224, 196223, 229030, 234580, 392446, 458060, 469160, 784892, 916120, 981115, 1569784, 1962230, 3924460, 7260251, 7848920, 14520502, 29041004, 36301255, 58082008, 72602510, 145205020, 290410040]

約数ペア:

[(1, 290410040), (2, 145205020), (4, 72602510), (5, 58082008), (8, 36301255), (10, 29041004), (20, 14520502), (37, 7848920), (40, 7260251), (74, 3924460), (148, 1962230), (185, 1569784), (296, 981115), (317, 916120), (370, 784892), (619, 469160), (634, 458060), (740, 392446), (1238, 234580), (1268, 229030), (1480, 196223), (1585, 183224), (2476, 117290), (2536, 114515), (3095, 93832), (3170, 91612), (4952, 58645), (6190, 46916), (6340, 45806), (11729, 24760), (12380, 23458), (12680, 22903)]