9997340

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1193}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 21062160

約数和(自身を除く): 11064820

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1193, 1676, 2095, 2386, 4190, 4772, 5965, 8380, 11930, 23860, 499867, 999734, 1999468, 2499335, 4998670, 9997340]

約数ペア:

[(1, 9997340), (2, 4998670), (4, 2499335), (5, 1999468), (10, 999734), (20, 499867), (419, 23860), (838, 11930), (1193, 8380), (1676, 5965), (2095, 4772), (2386, 4190)]