8045811980

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{278017}}^1$

素因数の和:279473

約数の個数: 24

約数和(自身を含む): 16907942688

約数和(自身を除く): 8862130708

約数列:

[1, 2, 4, 5, 10, 20, 1447, 2894, 5788, 7235, 14470, 28940, 278017, 556034, 1112068, 1390085, 2780170, 5560340, 402290599, 804581198, 1609162396, 2011452995, 4022905990, 8045811980]

約数ペア:

[(1, 8045811980), (2, 4022905990), (4, 2011452995), (5, 1609162396), (10, 804581198), (20, 402290599), (1447, 5560340), (2894, 2780170), (5788, 1390085), (7235, 1112068), (14470, 556034), (28940, 278017)]