20130740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143791}}^1$

素因数の和:143807

約数の個数: 24

約数和(自身を含む): 48314112

約数和(自身を除く): 28183372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143791, 287582, 575164, 718955, 1006537, 1437910, 2013074, 2875820, 4026148, 5032685, 10065370, 20130740]

約数ペア:

[(1, 20130740), (2, 10065370), (4, 5032685), (5, 4026148), (7, 2875820), (10, 2013074), (14, 1437910), (20, 1006537), (28, 718955), (35, 575164), (70, 287582), (140, 143791)]