2209340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 5440512

約数和(自身を除く): 3231172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 367, 430, 602, 734, 860, 1204, 1468, 1505, 1835, 2569, 3010, 3670, 5138, 6020, 7340, 10276, 12845, 15781, 25690, 31562, 51380, 63124, 78905, 110467, 157810, 220934, 315620, 441868, 552335, 1104670, 2209340]

約数ペア:

[(1, 2209340), (2, 1104670), (4, 552335), (5, 441868), (7, 315620), (10, 220934), (14, 157810), (20, 110467), (28, 78905), (35, 63124), (43, 51380), (70, 31562), (86, 25690), (140, 15781), (172, 12845), (215, 10276), (301, 7340), (367, 6020), (430, 5138), (602, 3670), (734, 3010), (860, 2569), (1204, 1835), (1468, 1505)]