3290980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2137}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 8620416

約数和(自身を除く): 5329436

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, 2137, 4274, 8548, 10685, 14959, 21370, 23507, 29918, 42740, 47014, 59836, 74795, 94028, 117535, 149590, 164549, 235070, 299180, 329098, 470140, 658196, 822745, 1645490, 3290980]

約数ペア:

[(1, 3290980), (2, 1645490), (4, 822745), (5, 658196), (7, 470140), (10, 329098), (11, 299180), (14, 235070), (20, 164549), (22, 149590), (28, 117535), (35, 94028), (44, 74795), (55, 59836), (70, 47014), (77, 42740), (110, 29918), (140, 23507), (154, 21370), (220, 14959), (308, 10685), (385, 8548), (770, 4274), (1540, 2137)]