27426980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{195907}}^1$

素因数の和:195923

約数の個数: 24

約数和(自身を含む): 65825088

約数和(自身を除く): 38398108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 195907, 391814, 783628, 979535, 1371349, 1959070, 2742698, 3918140, 5485396, 6856745, 13713490, 27426980]

約数ペア:

[(1, 27426980), (2, 13713490), (4, 6856745), (5, 5485396), (7, 3918140), (10, 2742698), (14, 1959070), (20, 1371349), (28, 979535), (35, 783628), (70, 391814), (140, 195907)]