3280821440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{788659}}^1$

素因数の和:788689

約数の個数: 56

約数和(自身を含む): 8413424880

約数和(自身を除く): 5132603440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 788659, 1577318, 3154636, 3943295, 6309272, 7886590, 10252567, 12618544, 15773180, 20505134, 25237088, 31546360, 41010268, 50474176, 51262835, 63092720, 82020536, 102525670, 126185440, 164041072, 205051340, 252370880, 328082144, 410102680, 656164288, 820205360, 1640410720, 3280821440]

約数ペア:

[(1, 3280821440), (2, 1640410720), (4, 820205360), (5, 656164288), (8, 410102680), (10, 328082144), (13, 252370880), (16, 205051340), (20, 164041072), (26, 126185440), (32, 102525670), (40, 82020536), (52, 63092720), (64, 51262835), (65, 50474176), (80, 41010268), (104, 31546360), (130, 25237088), (160, 20505134), (208, 15773180), (260, 12618544), (320, 10252567), (416, 7886590), (520, 6309272), (832, 3943295), (1040, 3154636), (2080, 1577318), (4160, 788659)]