12081520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13729}}^1$

素因数の和:13753

約数の個数: 40

約数和(自身を含む): 30645360

約数和(自身を除く): 18563840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 13729, 27458, 54916, 68645, 109832, 137290, 151019, 219664, 274580, 302038, 549160, 604076, 755095, 1098320, 1208152, 1510190, 2416304, 3020380, 6040760, 12081520]

約数ペア:

[(1, 12081520), (2, 6040760), (4, 3020380), (5, 2416304), (8, 1510190), (10, 1208152), (11, 1098320), (16, 755095), (20, 604076), (22, 549160), (40, 302038), (44, 274580), (55, 219664), (80, 151019), (88, 137290), (110, 109832), (176, 68645), (220, 54916), (440, 27458), (880, 13729)]