2802520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{10009}}^1$

素因数の和:10027

約数の個数: 32

約数和(自身を含む): 7207200

約数和(自身を除く): 4404680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 10009, 20018, 40036, 50045, 70063, 80072, 100090, 140126, 200180, 280252, 350315, 400360, 560504, 700630, 1401260, 2802520]

約数ペア:

[(1, 2802520), (2, 1401260), (4, 700630), (5, 560504), (7, 400360), (8, 350315), (10, 280252), (14, 200180), (20, 140126), (28, 100090), (35, 80072), (40, 70063), (56, 50045), (70, 40036), (140, 20018), (280, 10009)]