55270180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{394787}}^1$

素因数の和:394803

約数の個数: 24

約数和(自身を含む): 132648768

約数和(自身を除く): 77378588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 394787, 789574, 1579148, 1973935, 2763509, 3947870, 5527018, 7895740, 11054036, 13817545, 27635090, 55270180]

約数ペア:

[(1, 55270180), (2, 27635090), (4, 13817545), (5, 11054036), (7, 7895740), (10, 5527018), (14, 3947870), (20, 2763509), (28, 1973935), (35, 1579148), (70, 789574), (140, 394787)]