30770180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{219787}}^1$

素因数の和:219803

約数の個数: 24

約数和(自身を含む): 73848768

約数和(自身を除く): 43078588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 219787, 439574, 879148, 1098935, 1538509, 2197870, 3077018, 4395740, 6154036, 7692545, 15385090, 30770180]

約数ペア:

[(1, 30770180), (2, 15385090), (4, 7692545), (5, 6154036), (7, 4395740), (10, 3077018), (14, 2197870), (20, 1538509), (28, 1098935), (35, 879148), (70, 439574), (140, 219787)]