20156660

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{9419}}^1$

素因数の和:9535

約数の個数: 24

約数和(自身を含む): 42729120

約数和(自身を除く): 22572460

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 9419, 18838, 37676, 47095, 94190, 188380, 1007833, 2015666, 4031332, 5039165, 10078330, 20156660]

約数ペア:

[(1, 20156660), (2, 10078330), (4, 5039165), (5, 4031332), (10, 2015666), (20, 1007833), (107, 188380), (214, 94190), (428, 47095), (535, 37676), (1070, 18838), (2140, 9419)]