1454740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10391}}^1$

素因数の和:10407

約数の個数: 24

約数和(自身を含む): 3491712

約数和(自身を除く): 2036972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10391, 20782, 41564, 51955, 72737, 103910, 145474, 207820, 290948, 363685, 727370, 1454740]

約数ペア:

[(1, 1454740), (2, 727370), (4, 363685), (5, 290948), (7, 207820), (10, 145474), (14, 103910), (20, 72737), (28, 51955), (35, 41564), (70, 20782), (140, 10391)]