2020238440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4591451}}^1$

素因数の和:4591473

約数の個数: 32

約数和(自身を含む): 4958768160

約数和(自身を除く): 2938529720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4591451, 9182902, 18365804, 22957255, 36731608, 45914510, 50505961, 91829020, 101011922, 183658040, 202023844, 252529805, 404047688, 505059610, 1010119220, 2020238440]

約数ペア:

[(1, 2020238440), (2, 1010119220), (4, 505059610), (5, 404047688), (8, 252529805), (10, 202023844), (11, 183658040), (20, 101011922), (22, 91829020), (40, 50505961), (44, 45914510), (55, 36731608), (88, 22957255), (110, 18365804), (220, 9182902), (440, 4591451)]