55140260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{393859}}^1$

素因数の和:393875

約数の個数: 24

約数和(自身を含む): 132336960

約数和(自身を除く): 77196700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 393859, 787718, 1575436, 1969295, 2757013, 3938590, 5514026, 7877180, 11028052, 13785065, 27570130, 55140260]

約数ペア:

[(1, 55140260), (2, 27570130), (4, 13785065), (5, 11028052), (7, 7877180), (10, 5514026), (14, 3938590), (20, 2757013), (28, 1969295), (35, 1575436), (70, 787718), (140, 393859)]