214616440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{124777}}^1$

素因数の和:124831

約数の個数: 32

約数和(自身を含む): 494120880

約数和(自身を除く): 279504440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 124777, 249554, 499108, 623885, 998216, 1247770, 2495540, 4991080, 5365411, 10730822, 21461644, 26827055, 42923288, 53654110, 107308220, 214616440]

約数ペア:

[(1, 214616440), (2, 107308220), (4, 53654110), (5, 42923288), (8, 26827055), (10, 21461644), (20, 10730822), (40, 5365411), (43, 4991080), (86, 2495540), (172, 1247770), (215, 998216), (344, 623885), (430, 499108), (860, 249554), (1720, 124777)]