145436140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{32609}}^1$

素因数の和:32841

約数の個数: 24

約数和(自身を含む): 306794880

約数和(自身を除く): 161358740

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 32609, 65218, 130436, 163045, 326090, 652180, 7271807, 14543614, 29087228, 36359035, 72718070, 145436140]

約数ペア:

[(1, 145436140), (2, 72718070), (4, 36359035), (5, 29087228), (10, 14543614), (20, 7271807), (223, 652180), (446, 326090), (892, 163045), (1115, 130436), (2230, 65218), (4460, 32609)]