396872980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2834807}}^1$

素因数の和:2834823

約数の個数: 24

約数和(自身を含む): 952495488

約数和(自身を除く): 555622508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2834807, 5669614, 11339228, 14174035, 19843649, 28348070, 39687298, 56696140, 79374596, 99218245, 198436490, 396872980]

約数ペア:

[(1, 396872980), (2, 198436490), (4, 99218245), (5, 79374596), (7, 56696140), (10, 39687298), (14, 28348070), (20, 19843649), (28, 14174035), (35, 11339228), (70, 5669614), (140, 2834807)]