55522420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{25469}}^1$

素因数の和:25587

約数の個数: 24

約数和(自身を含む): 117671400

約数和(自身を除く): 62148980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 25469, 50938, 101876, 127345, 254690, 509380, 2776121, 5552242, 11104484, 13880605, 27761210, 55522420]

約数ペア:

[(1, 55522420), (2, 27761210), (4, 13880605), (5, 11104484), (10, 5552242), (20, 2776121), (109, 509380), (218, 254690), (436, 127345), (545, 101876), (1090, 50938), (2180, 25469)]