207280040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{471091}}^1$

素因数の和:471113

約数の個数: 32

約数和(自身を含む): 508779360

約数和(自身を除く): 301499320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 471091, 942182, 1884364, 2355455, 3768728, 4710910, 5182001, 9421820, 10364002, 18843640, 20728004, 25910005, 41456008, 51820010, 103640020, 207280040]

約数ペア:

[(1, 207280040), (2, 103640020), (4, 51820010), (5, 41456008), (8, 25910005), (10, 20728004), (11, 18843640), (20, 10364002), (22, 9421820), (40, 5182001), (44, 4710910), (55, 3768728), (88, 2355455), (110, 1884364), (220, 942182), (440, 471091)]