54530980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389507}}^1$

素因数の和:389523

約数の個数: 24

約数和(自身を含む): 130874688

約数和(自身を除く): 76343708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389507, 779014, 1558028, 1947535, 2726549, 3895070, 5453098, 7790140, 10906196, 13632745, 27265490, 54530980]

約数ペア:

[(1, 54530980), (2, 27265490), (4, 13632745), (5, 10906196), (7, 7790140), (10, 5453098), (14, 3895070), (20, 2726549), (28, 1947535), (35, 1558028), (70, 779014), (140, 389507)]