23407820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{8543}}^1$

素因数の和:8689

約数の個数: 24

約数和(自身を含む): 49521024

約数和(自身を除く): 26113204

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 8543, 17086, 34172, 42715, 85430, 170860, 1170391, 2340782, 4681564, 5851955, 11703910, 23407820]

約数ペア:

[(1, 23407820), (2, 11703910), (4, 5851955), (5, 4681564), (10, 2340782), (20, 1170391), (137, 170860), (274, 85430), (548, 42715), (685, 34172), (1370, 17086), (2740, 8543)]