8986740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{21397}}^1$

素因数の和:21416

約数の個数: 48

約数和(自身を含む): 28758912

約数和(自身を除く): 19772172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 21397, 42794, 64191, 85588, 106985, 128382, 149779, 213970, 256764, 299558, 320955, 427940, 449337, 599116, 641910, 748895, 898674, 1283820, 1497790, 1797348, 2246685, 2995580, 4493370, 8986740]

約数ペア:

[(1, 8986740), (2, 4493370), (3, 2995580), (4, 2246685), (5, 1797348), (6, 1497790), (7, 1283820), (10, 898674), (12, 748895), (14, 641910), (15, 599116), (20, 449337), (21, 427940), (28, 320955), (30, 299558), (35, 256764), (42, 213970), (60, 149779), (70, 128382), (84, 106985), (105, 85588), (140, 64191), (210, 42794), (420, 21397)]