18341220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7109}}^1$

素因数の和:7164

約数の個数: 48

約数和(自身を含む): 52557120

約数和(自身を除く): 34215900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7109, 14218, 21327, 28436, 35545, 42654, 71090, 85308, 106635, 142180, 213270, 305687, 426540, 611374, 917061, 1222748, 1528435, 1834122, 3056870, 3668244, 4585305, 6113740, 9170610, 18341220]

約数ペア:

[(1, 18341220), (2, 9170610), (3, 6113740), (4, 4585305), (5, 3668244), (6, 3056870), (10, 1834122), (12, 1528435), (15, 1222748), (20, 917061), (30, 611374), (43, 426540), (60, 305687), (86, 213270), (129, 142180), (172, 106635), (215, 85308), (258, 71090), (430, 42654), (516, 35545), (645, 28436), (860, 21327), (1290, 14218), (2580, 7109)]