2051980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14657}}^1$

素因数の和:14673

約数の個数: 24

約数和(自身を含む): 4925088

約数和(自身を除く): 2873108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14657, 29314, 58628, 73285, 102599, 146570, 205198, 293140, 410396, 512995, 1025990, 2051980]

約数ペア:

[(1, 2051980), (2, 1025990), (4, 512995), (5, 410396), (7, 293140), (10, 205198), (14, 146570), (20, 102599), (28, 73285), (35, 58628), (70, 29314), (140, 14657)]