2850871880

素因数分解:

$2^3\times 5^1\times {\mathrm{71271797}}^1$

素因数の和:71271808

約数の個数: 16

約数和(自身を含む): 6414461820

約数和(自身を除く): 3563589940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71271797, 142543594, 285087188, 356358985, 570174376, 712717970, 1425435940, 2850871880]

約数ペア:

[(1, 2850871880), (2, 1425435940), (4, 712717970), (5, 570174376), (8, 356358985), (10, 285087188), (20, 142543594), (40, 71271797)]