27121220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193723}}^1$

素因数の和:193739

約数の個数: 24

約数和(自身を含む): 65091264

約数和(自身を除く): 37970044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193723, 387446, 774892, 968615, 1356061, 1937230, 2712122, 3874460, 5424244, 6780305, 13560610, 27121220]

約数ペア:

[(1, 27121220), (2, 13560610), (4, 6780305), (5, 5424244), (7, 3874460), (10, 2712122), (14, 1937230), (20, 1356061), (28, 968615), (35, 774892), (70, 387446), (140, 193723)]