438033528020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1991061491}}^1$

素因数の和:1991061511

約数の個数: 24

約数和(自身を含む): 1003494991968

約数和(自身を除く): 565461463948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1991061491, 3982122982, 7964245964, 9955307455, 19910614910, 21901676401, 39821229820, 43803352802, 87606705604, 109508382005, 219016764010, 438033528020]

約数ペア:

[(1, 438033528020), (2, 219016764010), (4, 109508382005), (5, 87606705604), (10, 43803352802), (11, 39821229820), (20, 21901676401), (22, 19910614910), (44, 9955307455), (55, 7964245964), (110, 3982122982), (220, 1991061491)]