205040860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{445741}}^1$

素因数の和:445773

約数の個数: 24

約数和(自身を含む): 449307936

約数和(自身を除く): 244267076

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 445741, 891482, 1782964, 2228705, 4457410, 8914820, 10252043, 20504086, 41008172, 51260215, 102520430, 205040860]

約数ペア:

[(1, 205040860), (2, 102520430), (4, 51260215), (5, 41008172), (10, 20504086), (20, 10252043), (23, 8914820), (46, 4457410), (92, 2228705), (115, 1782964), (230, 891482), (460, 445741)]