20046850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5647}}^1$

素因数の和:5730

約数の個数: 24

約数和(自身を含む): 37819008

約数和(自身を除く): 17772158

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5647, 11294, 28235, 56470, 141175, 282350, 400937, 801874, 2004685, 4009370, 10023425, 20046850]

約数ペア:

[(1, 20046850), (2, 10023425), (5, 4009370), (10, 2004685), (25, 801874), (50, 400937), (71, 282350), (142, 141175), (355, 56470), (710, 28235), (1775, 11294), (3550, 5647)]