28644820

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3779}}^1$

素因数の和:4167

約数の個数: 24

約数和(自身を含む): 60328800

約数和(自身を除く): 31683980

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3779, 3790, 7558, 7580, 15116, 18895, 37790, 75580, 1432241, 2864482, 5728964, 7161205, 14322410, 28644820]

約数ペア:

[(1, 28644820), (2, 14322410), (4, 7161205), (5, 5728964), (10, 2864482), (20, 1432241), (379, 75580), (758, 37790), (1516, 18895), (1895, 15116), (3779, 7580), (3790, 7558)]