30996814460

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19618237}}^1$

素因数の和:19618325

約数の個数: 24

約数和(自身を含む): 65917279680

約数和(自身を除く): 34920465220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 19618237, 39236474, 78472948, 98091185, 196182370, 392364740, 1549840723, 3099681446, 6199362892, 7749203615, 15498407230, 30996814460]

約数ペア:

[(1, 30996814460), (2, 15498407230), (4, 7749203615), (5, 6199362892), (10, 3099681446), (20, 1549840723), (79, 392364740), (158, 196182370), (316, 98091185), (395, 78472948), (790, 39236474), (1580, 19618237)]