55342420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395303}}^1$

素因数の和:395319

約数の個数: 24

約数和(自身を含む): 132822144

約数和(自身を除く): 77479724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395303, 790606, 1581212, 1976515, 2767121, 3953030, 5534242, 7906060, 11068484, 13835605, 27671210, 55342420]

約数ペア:

[(1, 55342420), (2, 27671210), (4, 13835605), (5, 11068484), (7, 7906060), (10, 5534242), (14, 3953030), (20, 2767121), (28, 1976515), (35, 1581212), (70, 790606), (140, 395303)]