29806820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{78439}}^1$

素因数の和:78467

約数の個数: 24

約数和(自身を含む): 65889600

約数和(自身を除く): 36082780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 78439, 156878, 313756, 392195, 784390, 1490341, 1568780, 2980682, 5961364, 7451705, 14903410, 29806820]

約数ペア:

[(1, 29806820), (2, 14903410), (4, 7451705), (5, 5961364), (10, 2980682), (19, 1568780), (20, 1490341), (38, 784390), (76, 392195), (95, 313756), (190, 156878), (380, 78439)]