187884380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199877}}^1$

素因数の和:199933

約数の個数: 24

約数和(自身を含む): 402954048

約数和(自身を除く): 215069668

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 199877, 399754, 799508, 999385, 1998770, 3997540, 9394219, 18788438, 37576876, 46971095, 93942190, 187884380]

約数ペア:

[(1, 187884380), (2, 93942190), (4, 46971095), (5, 37576876), (10, 18788438), (20, 9394219), (47, 3997540), (94, 1998770), (188, 999385), (235, 799508), (470, 399754), (940, 199877)]