27837740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{198841}}^1$

素因数の和:198857

約数の個数: 24

約数和(自身を含む): 66810912

約数和(自身を除く): 38973172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 198841, 397682, 795364, 994205, 1391887, 1988410, 2783774, 3976820, 5567548, 6959435, 13918870, 27837740]

約数ペア:

[(1, 27837740), (2, 13918870), (4, 6959435), (5, 5567548), (7, 3976820), (10, 2783774), (14, 1988410), (20, 1391887), (28, 994205), (35, 795364), (70, 397682), (140, 198841)]