220147180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1000669}}^1$

素因数の和:1000689

約数の個数: 24

約数和(自身を含む): 504337680

約数和(自身を除く): 284190500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1000669, 2001338, 4002676, 5003345, 10006690, 11007359, 20013380, 22014718, 44029436, 55036795, 110073590, 220147180]

約数ペア:

[(1, 220147180), (2, 110073590), (4, 55036795), (5, 44029436), (10, 22014718), (11, 20013380), (20, 11007359), (22, 10006690), (44, 5003345), (55, 4002676), (110, 2001338), (220, 1000669)]