26362540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{6691}}^1$

素因数の和:6897

約数の個数: 24

約数和(自身を含む): 55650672

約数和(自身を除く): 29288132

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 6691, 13382, 26764, 33455, 66910, 133820, 1318127, 2636254, 5272508, 6590635, 13181270, 26362540]

約数ペア:

[(1, 26362540), (2, 13181270), (4, 6590635), (5, 5272508), (10, 2636254), (20, 1318127), (197, 133820), (394, 66910), (788, 33455), (985, 26764), (1970, 13382), (3940, 6691)]