27457220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4561}}^1$

素因数の和:4620

約数の個数: 48

約数和(自身を含む): 67444608

約数和(自身を除く): 39987388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4561, 6020, 9122, 18244, 22805, 31927, 45610, 63854, 91220, 127708, 159635, 196123, 319270, 392246, 638540, 784492, 980615, 1372861, 1961230, 2745722, 3922460, 5491444, 6864305, 13728610, 27457220]

約数ペア:

[(1, 27457220), (2, 13728610), (4, 6864305), (5, 5491444), (7, 3922460), (10, 2745722), (14, 1961230), (20, 1372861), (28, 980615), (35, 784492), (43, 638540), (70, 392246), (86, 319270), (140, 196123), (172, 159635), (215, 127708), (301, 91220), (430, 63854), (602, 45610), (860, 31927), (1204, 22805), (1505, 18244), (3010, 9122), (4561, 6020)]