55178060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{394129}}^1$

素因数の和:394145

約数の個数: 24

約数和(自身を含む): 132427680

約数和(自身を除く): 77249620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 394129, 788258, 1576516, 1970645, 2758903, 3941290, 5517806, 7882580, 11035612, 13794515, 27589030, 55178060]

約数ペア:

[(1, 55178060), (2, 27589030), (4, 13794515), (5, 11035612), (7, 7882580), (10, 5517806), (14, 3941290), (20, 2758903), (28, 1970645), (35, 1576516), (70, 788258), (140, 394129)]