282520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1009}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 727200

約数和(自身を除く): 444680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1009, 2018, 4036, 5045, 7063, 8072, 10090, 14126, 20180, 28252, 35315, 40360, 56504, 70630, 141260, 282520]

約数ペア:

[(1, 282520), (2, 141260), (4, 70630), (5, 56504), (7, 40360), (8, 35315), (10, 28252), (14, 20180), (20, 14126), (28, 10090), (35, 8072), (40, 7063), (56, 5045), (70, 4036), (140, 2018), (280, 1009)]