200754640

素因数分解:

$2^4\times 5^1\times {\mathrm{2509433}}^1$

素因数の和:2509446

約数の個数: 20

約数和(自身を含む): 466754724

約数和(自身を除く): 266000084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509433, 5018866, 10037732, 12547165, 20075464, 25094330, 40150928, 50188660, 100377320, 200754640]

約数ペア:

[(1, 200754640), (2, 100377320), (4, 50188660), (5, 40150928), (8, 25094330), (10, 20075464), (16, 12547165), (20, 10037732), (40, 5018866), (80, 2509433)]