6688780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47777}}^1$

素因数の和:47793

約数の個数: 24

約数和(自身を含む): 16053408

約数和(自身を除く): 9364628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 47777, 95554, 191108, 238885, 334439, 477770, 668878, 955540, 1337756, 1672195, 3344390, 6688780]

約数ペア:

[(1, 6688780), (2, 3344390), (4, 1672195), (5, 1337756), (7, 955540), (10, 668878), (14, 477770), (20, 334439), (28, 238885), (35, 191108), (70, 95554), (140, 47777)]