55267580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{145441}}^1$

素因数の和:145469

約数の個数: 24

約数和(自身を含む): 122171280

約数和(自身を除く): 66903700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 145441, 290882, 581764, 727205, 1454410, 2763379, 2908820, 5526758, 11053516, 13816895, 27633790, 55267580]

約数ペア:

[(1, 55267580), (2, 27633790), (4, 13816895), (5, 11053516), (10, 5526758), (19, 2908820), (20, 2763379), (38, 1454410), (76, 727205), (95, 581764), (190, 290882), (380, 145441)]