20165180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{144037}}^1$

素因数の和:144053

約数の個数: 24

約数和(自身を含む): 48396768

約数和(自身を除く): 28231588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 144037, 288074, 576148, 720185, 1008259, 1440370, 2016518, 2880740, 4033036, 5041295, 10082590, 20165180]

約数ペア:

[(1, 20165180), (2, 10082590), (4, 5041295), (5, 4033036), (7, 2880740), (10, 2016518), (14, 1440370), (20, 1008259), (28, 720185), (35, 576148), (70, 288074), (140, 144037)]