40148180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69221}}^1$

素因数の和:69259

約数の個数: 24

約数和(自身を含む): 87219720

約数和(自身を除く): 47071540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 69221, 138442, 276884, 346105, 692210, 1384420, 2007409, 4014818, 8029636, 10037045, 20074090, 40148180]

約数ペア:

[(1, 40148180), (2, 20074090), (4, 10037045), (5, 8029636), (10, 4014818), (20, 2007409), (29, 1384420), (58, 692210), (116, 346105), (145, 276884), (290, 138442), (580, 69221)]