84387920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{45863}}^1$

素因数の和:45899

約数の個数: 40

約数和(自身を含む): 204736896

約数和(自身を除く): 120348976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 45863, 91726, 183452, 229315, 366904, 458630, 733808, 917260, 1054849, 1834520, 2109698, 3669040, 4219396, 5274245, 8438792, 10548490, 16877584, 21096980, 42193960, 84387920]

約数ペア:

[(1, 84387920), (2, 42193960), (4, 21096980), (5, 16877584), (8, 10548490), (10, 8438792), (16, 5274245), (20, 4219396), (23, 3669040), (40, 2109698), (46, 1834520), (80, 1054849), (92, 917260), (115, 733808), (184, 458630), (230, 366904), (368, 229315), (460, 183452), (920, 91726), (1840, 45863)]