8007940

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1091}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 16877952

約数和(自身を除く): 8870012

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1091, 1468, 1835, 2182, 3670, 4364, 5455, 7340, 10910, 21820, 400397, 800794, 1601588, 2001985, 4003970, 8007940]

約数ペア:

[(1, 8007940), (2, 4003970), (4, 2001985), (5, 1601588), (10, 800794), (20, 400397), (367, 21820), (734, 10910), (1091, 7340), (1468, 5455), (1835, 4364), (2182, 3670)]