11215760

素因数分解:

$2^4\times 5^1\times {\mathrm{140197}}^1$

素因数の和:140210

約数の個数: 20

約数和(自身を含む): 26076828

約数和(自身を除く): 14861068

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 140197, 280394, 560788, 700985, 1121576, 1401970, 2243152, 2803940, 5607880, 11215760]

約数ペア:

[(1, 11215760), (2, 5607880), (4, 2803940), (5, 2243152), (8, 1401970), (10, 1121576), (16, 700985), (20, 560788), (40, 280394), (80, 140197)]