2994740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{21391}}^1$

素因数の和:21407

約数の個数: 24

約数和(自身を含む): 7187712

約数和(自身を除く): 4192972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 21391, 42782, 85564, 106955, 149737, 213910, 299474, 427820, 598948, 748685, 1497370, 2994740]

約数ペア:

[(1, 2994740), (2, 1497370), (4, 748685), (5, 598948), (7, 427820), (10, 299474), (14, 213910), (20, 149737), (28, 106955), (35, 85564), (70, 42782), (140, 21391)]