40149140

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3037}}^1$

素因数の和:3707

約数の個数: 24

約数和(自身を含む): 84468552

約数和(自身を除く): 44319412

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3037, 3305, 6074, 6610, 12148, 13220, 15185, 30370, 60740, 2007457, 4014914, 8029828, 10037285, 20074570, 40149140]

約数ペア:

[(1, 40149140), (2, 20074570), (4, 10037285), (5, 8029828), (10, 4014914), (20, 2007457), (661, 60740), (1322, 30370), (2644, 15185), (3037, 13220), (3305, 12148), (6074, 6610)]