614740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4391}}^1$

素因数の和:4407

約数の個数: 24

約数和(自身を含む): 1475712

約数和(自身を除く): 860972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4391, 8782, 17564, 21955, 30737, 43910, 61474, 87820, 122948, 153685, 307370, 614740]

約数ペア:

[(1, 614740), (2, 307370), (4, 153685), (5, 122948), (7, 87820), (10, 61474), (14, 43910), (20, 30737), (28, 21955), (35, 17564), (70, 8782), (140, 4391)]