28841260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{206009}}^1$

素因数の和:206025

約数の個数: 24

約数和(自身を含む): 69219360

約数和(自身を除く): 40378100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 206009, 412018, 824036, 1030045, 1442063, 2060090, 2884126, 4120180, 5768252, 7210315, 14420630, 28841260]

約数ペア:

[(1, 28841260), (2, 14420630), (4, 7210315), (5, 5768252), (7, 4120180), (10, 2884126), (14, 2060090), (20, 1442063), (28, 1030045), (35, 824036), (70, 412018), (140, 206009)]