20342526820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13209433}}^1$

素因数の和:13209460

約数の個数: 48

約数和(自身を含む): 53260437888

約数和(自身を除く): 32917911068

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 13209433, 26418866, 52837732, 66047165, 92466031, 132094330, 145303763, 184932062, 264188660, 290607526, 369864124, 462330155, 581215052, 726518815, 924660310, 1017126341, 1453037630, 1849320620, 2034252682, 2906075260, 4068505364, 5085631705, 10171263410, 20342526820]

約数ペア:

[(1, 20342526820), (2, 10171263410), (4, 5085631705), (5, 4068505364), (7, 2906075260), (10, 2034252682), (11, 1849320620), (14, 1453037630), (20, 1017126341), (22, 924660310), (28, 726518815), (35, 581215052), (44, 462330155), (55, 369864124), (70, 290607526), (77, 264188660), (110, 184932062), (140, 145303763), (154, 132094330), (220, 92466031), (308, 66047165), (385, 52837732), (770, 26418866), (1540, 13209433)]