8345260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5419}}^1$

素因数の和:5446

約数の個数: 48

約数和(自身を含む): 21853440

約数和(自身を除く): 13508180

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, 5419, 10838, 21676, 27095, 37933, 54190, 59609, 75866, 108380, 119218, 151732, 189665, 238436, 298045, 379330, 417263, 596090, 758660, 834526, 1192180, 1669052, 2086315, 4172630, 8345260]

約数ペア:

[(1, 8345260), (2, 4172630), (4, 2086315), (5, 1669052), (7, 1192180), (10, 834526), (11, 758660), (14, 596090), (20, 417263), (22, 379330), (28, 298045), (35, 238436), (44, 189665), (55, 151732), (70, 119218), (77, 108380), (110, 75866), (140, 59609), (154, 54190), (220, 37933), (308, 27095), (385, 21676), (770, 10838), (1540, 5419)]