315620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 680064

約数和(自身を除く): 364444

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 367, 430, 734, 860, 1468, 1835, 3670, 7340, 15781, 31562, 63124, 78905, 157810, 315620]

約数ペア:

[(1, 315620), (2, 157810), (4, 78905), (5, 63124), (10, 31562), (20, 15781), (43, 7340), (86, 3670), (172, 1835), (215, 1468), (367, 860), (430, 734)]