2845220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20323}}^1$

素因数の和:20339

約数の個数: 24

約数和(自身を含む): 6828864

約数和(自身を除く): 3983644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20323, 40646, 81292, 101615, 142261, 203230, 284522, 406460, 569044, 711305, 1422610, 2845220]

約数ペア:

[(1, 2845220), (2, 1422610), (4, 711305), (5, 569044), (7, 406460), (10, 284522), (14, 203230), (20, 142261), (28, 101615), (35, 81292), (70, 40646), (140, 20323)]