89208020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{405491}}^1$

素因数の和:405511

約数の個数: 24

約数和(自身を含む): 204367968

約数和(自身を除く): 115159948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 405491, 810982, 1621964, 2027455, 4054910, 4460401, 8109820, 8920802, 17841604, 22302005, 44604010, 89208020]

約数ペア:

[(1, 89208020), (2, 44604010), (4, 22302005), (5, 17841604), (10, 8920802), (11, 8109820), (20, 4460401), (22, 4054910), (44, 2027455), (55, 1621964), (110, 810982), (220, 405491)]