20504740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35353}}^1$

素因数の和:35391

約数の個数: 24

約数和(自身を含む): 44546040

約数和(自身を除く): 24041300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35353, 70706, 141412, 176765, 353530, 707060, 1025237, 2050474, 4100948, 5126185, 10252370, 20504740]

約数ペア:

[(1, 20504740), (2, 10252370), (4, 5126185), (5, 4100948), (10, 2050474), (20, 1025237), (29, 707060), (58, 353530), (116, 176765), (145, 141412), (290, 70706), (580, 35353)]