8710085380

素因数分解:

$2^2\times 5^1\times {\mathrm{435504269}}^1$

素因数の和:435504278

約数の個数: 12

約数和(自身を含む): 18291179340

約数和(自身を除く): 9581093960

約数列:

[1, 2, 4, 5, 10, 20, 435504269, 871008538, 1742017076, 2177521345, 4355042690, 8710085380]

約数ペア:

[(1, 8710085380), (2, 4355042690), (4, 2177521345), (5, 1742017076), (10, 871008538), (20, 435504269)]