26874140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31249}}^1$

素因数の和:31301

約数の個数: 24

約数和(自身を含む): 57750000

約数和(自身を除く): 30875860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31249, 62498, 124996, 156245, 312490, 624980, 1343707, 2687414, 5374828, 6718535, 13437070, 26874140]

約数ペア:

[(1, 26874140), (2, 13437070), (4, 6718535), (5, 5374828), (10, 2687414), (20, 1343707), (43, 624980), (86, 312490), (172, 156245), (215, 124996), (430, 62498), (860, 31249)]