499492040

素因数分解:

$2^3\times 5^1\times {\mathrm{12487301}}^1$

素因数の和:12487312

約数の個数: 16

約数和(自身を含む): 1123857180

約数和(自身を除く): 624365140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12487301, 24974602, 49949204, 62436505, 99898408, 124873010, 249746020, 499492040]

約数ペア:

[(1, 499492040), (2, 249746020), (4, 124873010), (5, 99898408), (8, 62436505), (10, 49949204), (20, 24974602), (40, 12487301)]