8980820

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2351}}^1$

素因数の和:2551

約数の個数: 24

約数和(自身を含む): 18966528

約数和(自身を除く): 9985708

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 2351, 3820, 4702, 9404, 11755, 23510, 47020, 449041, 898082, 1796164, 2245205, 4490410, 8980820]

約数ペア:

[(1, 8980820), (2, 4490410), (4, 2245205), (5, 1796164), (10, 898082), (20, 449041), (191, 47020), (382, 23510), (764, 11755), (955, 9404), (1910, 4702), (2351, 3820)]