20010970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{285871}}^1$

素因数の和:285885

約数の個数: 16

約数和(自身を含む): 41165568

約数和(自身を除く): 21154598

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 285871, 571742, 1429355, 2001097, 2858710, 4002194, 10005485, 20010970]

約数ペア:

[(1, 20010970), (2, 10005485), (5, 4002194), (7, 2858710), (10, 2001097), (14, 1429355), (35, 571742), (70, 285871)]