87953140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{399787}}^1$

素因数の和:399807

約数の個数: 24

約数和(自身を含む): 201493152

約数和(自身を除く): 113540012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 399787, 799574, 1599148, 1998935, 3997870, 4397657, 7995740, 8795314, 17590628, 21988285, 43976570, 87953140]

約数ペア:

[(1, 87953140), (2, 43976570), (4, 21988285), (5, 17590628), (10, 8795314), (11, 7995740), (20, 4397657), (22, 3997870), (44, 1998935), (55, 1599148), (110, 799574), (220, 399787)]