39176772820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1\times {\mathrm{21377}}^1$

素因数の和:23560

約数の個数: 48

約数和(自身を含む): 84227951808

約数和(自身を除く): 45051178988

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2131, 4262, 8524, 10655, 21310, 21377, 42620, 42754, 85508, 91633, 106885, 183266, 213770, 366532, 427540, 458165, 916330, 919211, 1832660, 1838422, 3676844, 4596055, 9192110, 18384220, 45554387, 91108774, 182217548, 227771935, 455543870, 911087740, 1958838641, 3917677282, 7835354564, 9794193205, 19588386410, 39176772820]

約数ペア:

[(1, 39176772820), (2, 19588386410), (4, 9794193205), (5, 7835354564), (10, 3917677282), (20, 1958838641), (43, 911087740), (86, 455543870), (172, 227771935), (215, 182217548), (430, 91108774), (860, 45554387), (2131, 18384220), (4262, 9192110), (8524, 4596055), (10655, 3676844), (21310, 1838422), (21377, 1832660), (42620, 919211), (42754, 916330), (85508, 458165), (91633, 427540), (106885, 366532), (183266, 213770)]