2895014780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20678677}}^1$

素因数の和:20678693

約数の個数: 24

約数和(自身を含む): 6948035808

約数和(自身を除く): 4053021028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20678677, 41357354, 82714708, 103393385, 144750739, 206786770, 289501478, 413573540, 579002956, 723753695, 1447507390, 2895014780]

約数ペア:

[(1, 2895014780), (2, 1447507390), (4, 723753695), (5, 579002956), (7, 413573540), (10, 289501478), (14, 206786770), (20, 144750739), (28, 103393385), (35, 82714708), (70, 41357354), (140, 20678677)]