12480854540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8104451}}^1$

素因数の和:8104478

約数の個数: 48

約数和(自身を含む): 32677150464

約数和(自身を除く): 20196295924

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8104451, 16208902, 32417804, 40522255, 56731157, 81044510, 89148961, 113462314, 162089020, 178297922, 226924628, 283655785, 356595844, 445744805, 567311570, 624042727, 891489610, 1134623140, 1248085454, 1782979220, 2496170908, 3120213635, 6240427270, 12480854540]

約数ペア:

[(1, 12480854540), (2, 6240427270), (4, 3120213635), (5, 2496170908), (7, 1782979220), (10, 1248085454), (11, 1134623140), (14, 891489610), (20, 624042727), (22, 567311570), (28, 445744805), (35, 356595844), (44, 283655785), (55, 226924628), (70, 178297922), (77, 162089020), (110, 113462314), (140, 89148961), (154, 81044510), (220, 56731157), (308, 40522255), (385, 32417804), (770, 16208902), (1540, 8104451)]