251016820

素因数分解:

$2^2\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{11807}}^1$

素因数の和:12879

約数の個数: 24

約数和(自身を含む): 527675904

約数和(自身を除く): 276659084

約数列:

[1, 2, 4, 5, 10, 20, 1063, 2126, 4252, 5315, 10630, 11807, 21260, 23614, 47228, 59035, 118070, 236140, 12550841, 25101682, 50203364, 62754205, 125508410, 251016820]

約数ペア:

[(1, 251016820), (2, 125508410), (4, 62754205), (5, 50203364), (10, 25101682), (20, 12550841), (1063, 236140), (2126, 118070), (4252, 59035), (5315, 47228), (10630, 23614), (11807, 21260)]