208814980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{949159}}^1$

素因数の和:949179

約数の個数: 24

約数和(自身を含む): 478376640

約数和(自身を除く): 269561660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 949159, 1898318, 3796636, 4745795, 9491590, 10440749, 18983180, 20881498, 41762996, 52203745, 104407490, 208814980]

約数ペア:

[(1, 208814980), (2, 104407490), (4, 52203745), (5, 41762996), (10, 20881498), (11, 18983180), (20, 10440749), (22, 9491590), (44, 4745795), (55, 3796636), (110, 1898318), (220, 949159)]