20467790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41771}}^1$

素因数の和:41792

約数の個数: 24

約数和(自身を含む): 42858072

約数和(自身を除く): 22390282

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41771, 83542, 208855, 292397, 417710, 584794, 1461985, 2046779, 2923970, 4093558, 10233895, 20467790]

約数ペア:

[(1, 20467790), (2, 10233895), (5, 4093558), (7, 2923970), (10, 2046779), (14, 1461985), (35, 584794), (49, 417710), (70, 292397), (98, 208855), (245, 83542), (490, 41771)]