20170040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45841}}^1$

素因数の和:45863

約数の個数: 32

約数和(自身を含む): 49509360

約数和(自身を除く): 29339320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45841, 91682, 183364, 229205, 366728, 458410, 504251, 916820, 1008502, 1833640, 2017004, 2521255, 4034008, 5042510, 10085020, 20170040]

約数ペア:

[(1, 20170040), (2, 10085020), (4, 5042510), (5, 4034008), (8, 2521255), (10, 2017004), (11, 1833640), (20, 1008502), (22, 916820), (40, 504251), (44, 458410), (55, 366728), (88, 229205), (110, 183364), (220, 91682), (440, 45841)]