27706180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72911}}^1$

素因数の和:72939

約数の個数: 24

約数和(自身を含む): 61246080

約数和(自身を除く): 33539900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 72911, 145822, 291644, 364555, 729110, 1385309, 1458220, 2770618, 5541236, 6926545, 13853090, 27706180]

約数ペア:

[(1, 27706180), (2, 13853090), (4, 6926545), (5, 5541236), (10, 2770618), (19, 1458220), (20, 1385309), (38, 729110), (76, 364555), (95, 291644), (190, 145822), (380, 72911)]