19291160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68897}}^1$

素因数の和:68915

約数の個数: 32

約数和(自身を含む): 49606560

約数和(自身を除く): 30315400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68897, 137794, 275588, 344485, 482279, 551176, 688970, 964558, 1377940, 1929116, 2411395, 2755880, 3858232, 4822790, 9645580, 19291160]

約数ペア:

[(1, 19291160), (2, 9645580), (4, 4822790), (5, 3858232), (7, 2755880), (8, 2411395), (10, 1929116), (14, 1377940), (20, 964558), (28, 688970), (35, 551176), (40, 482279), (56, 344485), (70, 275588), (140, 137794), (280, 68897)]