71367940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{719}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 171763200

約数和(自身を除く): 100395260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709, 719, 1418, 1438, 2836, 2876, 3545, 3595, 4963, 5033, 7090, 7190, 9926, 10066, 14180, 14380, 19852, 20132, 24815, 25165, 49630, 50330, 99260, 100660, 509771, 1019542, 2039084, 2548855, 3568397, 5097710, 7136794, 10195420, 14273588, 17841985, 35683970, 71367940]

約数ペア:

[(1, 71367940), (2, 35683970), (4, 17841985), (5, 14273588), (7, 10195420), (10, 7136794), (14, 5097710), (20, 3568397), (28, 2548855), (35, 2039084), (70, 1019542), (140, 509771), (709, 100660), (719, 99260), (1418, 50330), (1438, 49630), (2836, 25165), (2876, 24815), (3545, 20132), (3595, 19852), (4963, 14380), (5033, 14180), (7090, 10066), (7190, 9926)]