83439640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109789}}^1$

素因数の和:109819

約数の個数: 32

約数和(自身を含む): 197622000

約数和(自身を除く): 114182360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 109789, 219578, 439156, 548945, 878312, 1097890, 2085991, 2195780, 4171982, 4391560, 8343964, 10429955, 16687928, 20859910, 41719820, 83439640]

約数ペア:

[(1, 83439640), (2, 41719820), (4, 20859910), (5, 16687928), (8, 10429955), (10, 8343964), (19, 4391560), (20, 4171982), (38, 2195780), (40, 2085991), (76, 1097890), (95, 878312), (152, 548945), (190, 439156), (380, 219578), (760, 109789)]