8605481870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1\times {\mathrm{5693}}^1$

素因数の和:7900

約数の個数: 32

約数和(自身を含む): 15718173120

約数和(自身を除く): 7112691250

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2129, 4258, 5693, 10645, 11386, 21290, 28465, 56930, 151159, 302318, 404203, 755795, 808406, 1511590, 2021015, 4042030, 12120397, 24240794, 60601985, 121203970, 860548187, 1721096374, 4302740935, 8605481870]

約数ペア:

[(1, 8605481870), (2, 4302740935), (5, 1721096374), (10, 860548187), (71, 121203970), (142, 60601985), (355, 24240794), (710, 12120397), (2129, 4042030), (4258, 2021015), (5693, 1511590), (10645, 808406), (11386, 755795), (21290, 404203), (28465, 302318), (56930, 151159)]