2019012040

素因数分解:

$2^3\times 5^1\times {\mathrm{50475301}}^1$

素因数の和:50475312

約数の個数: 16

約数和(自身を含む): 4542777180

約数和(自身を除く): 2523765140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50475301, 100950602, 201901204, 252376505, 403802408, 504753010, 1009506020, 2019012040]

約数ペア:

[(1, 2019012040), (2, 1009506020), (4, 504753010), (5, 403802408), (8, 252376505), (10, 201901204), (20, 100950602), (40, 50475301)]