28774060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{205529}}^1$

素因数の和:205545

約数の個数: 24

約数和(自身を含む): 69058080

約数和(自身を除く): 40284020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 205529, 411058, 822116, 1027645, 1438703, 2055290, 2877406, 4110580, 5754812, 7193515, 14387030, 28774060]

約数ペア:

[(1, 28774060), (2, 14387030), (4, 7193515), (5, 5754812), (7, 4110580), (10, 2877406), (14, 2055290), (20, 1438703), (28, 1027645), (35, 822116), (70, 411058), (140, 205529)]