55928140

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4349}}^1$

素因数の和:5001

約数の個数: 24

約数和(自身を含む): 117658800

約数和(自身を除く): 61730660

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4349, 6430, 8698, 12860, 17396, 21745, 43490, 86980, 2796407, 5592814, 11185628, 13982035, 27964070, 55928140]

約数ペア:

[(1, 55928140), (2, 27964070), (4, 13982035), (5, 11185628), (10, 5592814), (20, 2796407), (643, 86980), (1286, 43490), (2572, 21745), (3215, 17396), (4349, 12860), (6430, 8698)]