56002520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{200009}}^1$

素因数の和:200027

約数の個数: 32

約数和(自身を含む): 144007200

約数和(自身を除く): 88004680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 200009, 400018, 800036, 1000045, 1400063, 1600072, 2000090, 2800126, 4000180, 5600252, 7000315, 8000360, 11200504, 14000630, 28001260, 56002520]

約数ペア:

[(1, 56002520), (2, 28001260), (4, 14000630), (5, 11200504), (7, 8000360), (8, 7000315), (10, 5600252), (14, 4000180), (20, 2800126), (28, 2000090), (35, 1600072), (40, 1400063), (56, 1000045), (70, 800036), (140, 400018), (280, 200009)]