20641080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172009}}^1$

素因数の和:172023

約数の個数: 32

約数和(自身を含む): 61923600

約数和(自身を除く): 41282520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172009, 344018, 516027, 688036, 860045, 1032054, 1376072, 1720090, 2064108, 2580135, 3440180, 4128216, 5160270, 6880360, 10320540, 20641080]

約数ペア:

[(1, 20641080), (2, 10320540), (3, 6880360), (4, 5160270), (5, 4128216), (6, 3440180), (8, 2580135), (10, 2064108), (12, 1720090), (15, 1376072), (20, 1032054), (24, 860045), (30, 688036), (40, 516027), (60, 344018), (120, 172009)]