8342180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5417}}^1$

素因数の和:5444

約数の個数: 48

約数和(自身を含む): 21845376

約数和(自身を除く): 13503196

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, 5417, 10834, 21668, 27085, 37919, 54170, 59587, 75838, 108340, 119174, 151676, 189595, 238348, 297935, 379190, 417109, 595870, 758380, 834218, 1191740, 1668436, 2085545, 4171090, 8342180]

約数ペア:

[(1, 8342180), (2, 4171090), (4, 2085545), (5, 1668436), (7, 1191740), (10, 834218), (11, 758380), (14, 595870), (20, 417109), (22, 379190), (28, 297935), (35, 238348), (44, 189595), (55, 151676), (70, 119174), (77, 108340), (110, 75838), (140, 59587), (154, 54170), (220, 37919), (308, 27085), (385, 21668), (770, 10834), (1540, 5417)]