9886730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{20177}}^1$

素因数の和:20198

約数の個数: 24

約数和(自身を含む): 20702628

約数和(自身を除く): 10815898

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 20177, 40354, 100885, 141239, 201770, 282478, 706195, 988673, 1412390, 1977346, 4943365, 9886730]

約数ペア:

[(1, 9886730), (2, 4943365), (5, 1977346), (7, 1412390), (10, 988673), (14, 706195), (35, 282478), (49, 201770), (70, 141239), (98, 100885), (245, 40354), (490, 20177)]