6864440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15601}}^1$

素因数の和:15623

約数の個数: 32

約数和(自身を含む): 16850160

約数和(自身を除く): 9985720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 15601, 31202, 62404, 78005, 124808, 156010, 171611, 312020, 343222, 624040, 686444, 858055, 1372888, 1716110, 3432220, 6864440]

約数ペア:

[(1, 6864440), (2, 3432220), (4, 1716110), (5, 1372888), (8, 858055), (10, 686444), (11, 624040), (20, 343222), (22, 312020), (40, 171611), (44, 156010), (55, 124808), (88, 78005), (110, 62404), (220, 31202), (440, 15601)]