18628040

素因数分解:

$2^3\times 5^1\times {\mathrm{465701}}^1$

素因数の和:465712

約数の個数: 16

約数和(自身を含む): 41913180

約数和(自身を除く): 23285140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 465701, 931402, 1862804, 2328505, 3725608, 4657010, 9314020, 18628040]

約数ペア:

[(1, 18628040), (2, 9314020), (4, 4657010), (5, 3725608), (8, 2328505), (10, 1862804), (20, 931402), (40, 465701)]