11691880

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1223}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 26438400

約数和(自身を除く): 14746520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1223, 1912, 2390, 2446, 4780, 4892, 6115, 9560, 9784, 12230, 24460, 48920, 292297, 584594, 1169188, 1461485, 2338376, 2922970, 5845940, 11691880]

約数ペア:

[(1, 11691880), (2, 5845940), (4, 2922970), (5, 2338376), (8, 1461485), (10, 1169188), (20, 584594), (40, 292297), (239, 48920), (478, 24460), (956, 12230), (1195, 9784), (1223, 9560), (1912, 6115), (2390, 4892), (2446, 4780)]