890246510

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{37579}}^1$

素因数の和:37712

約数の個数: 32

約数和(自身を含む): 1688394240

約数和(自身を除く): 798147730

約数列:

[1, 2, 5, 10, 23, 46, 103, 115, 206, 230, 515, 1030, 2369, 4738, 11845, 23690, 37579, 75158, 187895, 375790, 864317, 1728634, 3870637, 4321585, 7741274, 8643170, 19353185, 38706370, 89024651, 178049302, 445123255, 890246510]

約数ペア:

[(1, 890246510), (2, 445123255), (5, 178049302), (10, 89024651), (23, 38706370), (46, 19353185), (103, 8643170), (115, 7741274), (206, 4321585), (230, 3870637), (515, 1728634), (1030, 864317), (2369, 375790), (4738, 187895), (11845, 75158), (23690, 37579)]