20160783020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144005593}}^1$

素因数の和:144005609

約数の個数: 24

約数和(自身を含む): 48385879584

約数和(自身を除く): 28225096564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144005593, 288011186, 576022372, 720027965, 1008039151, 1440055930, 2016078302, 2880111860, 4032156604, 5040195755, 10080391510, 20160783020]

約数ペア:

[(1, 20160783020), (2, 10080391510), (4, 5040195755), (5, 4032156604), (7, 2880111860), (10, 2016078302), (14, 1440055930), (20, 1008039151), (28, 720027965), (35, 576022372), (70, 288011186), (140, 144005593)]