28641850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{19753}}^1$

素因数の和:19794

約数の個数: 24

約数和(自身を含む): 55113660

約数和(自身を除く): 26471810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 19753, 39506, 98765, 197530, 493825, 572837, 987650, 1145674, 2864185, 5728370, 14320925, 28641850]

約数ペア:

[(1, 28641850), (2, 14320925), (5, 5728370), (10, 2864185), (25, 1145674), (29, 987650), (50, 572837), (58, 493825), (145, 197530), (290, 98765), (725, 39506), (1450, 19753)]