8855420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1530

約数の個数: 48

約数和(自身を含む): 21762048

約数和(自身を除く): 12906628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1471, 1505, 2942, 3010, 5884, 6020, 7355, 10297, 14710, 20594, 29420, 41188, 51485, 63253, 102970, 126506, 205940, 253012, 316265, 442771, 632530, 885542, 1265060, 1771084, 2213855, 4427710, 8855420]

約数ペア:

[(1, 8855420), (2, 4427710), (4, 2213855), (5, 1771084), (7, 1265060), (10, 885542), (14, 632530), (20, 442771), (28, 316265), (35, 253012), (43, 205940), (70, 126506), (86, 102970), (140, 63253), (172, 51485), (215, 41188), (301, 29420), (430, 20594), (602, 14710), (860, 10297), (1204, 7355), (1471, 6020), (1505, 5884), (2942, 3010)]