2206820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1433}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 5781888

約数和(自身を除く): 3575068

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, 1433, 1540, 2866, 5732, 7165, 10031, 14330, 15763, 20062, 28660, 31526, 40124, 50155, 63052, 78815, 100310, 110341, 157630, 200620, 220682, 315260, 441364, 551705, 1103410, 2206820]

約数ペア:

[(1, 2206820), (2, 1103410), (4, 551705), (5, 441364), (7, 315260), (10, 220682), (11, 200620), (14, 157630), (20, 110341), (22, 100310), (28, 78815), (35, 63052), (44, 50155), (55, 40124), (70, 31526), (77, 28660), (110, 20062), (140, 15763), (154, 14330), (220, 10031), (308, 7165), (385, 5732), (770, 2866), (1433, 1540)]