5280279920

素因数分解:

$2^4\times 5^1\times {\mathrm{919}}^1\times {\mathrm{71821}}^1$

素因数の和:72753

約数の個数: 40

約数和(自身を含む): 12290180640

約数和(自身を除く): 7009900720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 919, 1838, 3676, 4595, 7352, 9190, 14704, 18380, 36760, 71821, 73520, 143642, 287284, 359105, 574568, 718210, 1149136, 1436420, 2872840, 5745680, 66003499, 132006998, 264013996, 330017495, 528027992, 660034990, 1056055984, 1320069980, 2640139960, 5280279920]

約数ペア:

[(1, 5280279920), (2, 2640139960), (4, 1320069980), (5, 1056055984), (8, 660034990), (10, 528027992), (16, 330017495), (20, 264013996), (40, 132006998), (80, 66003499), (919, 5745680), (1838, 2872840), (3676, 1436420), (4595, 1149136), (7352, 718210), (9190, 574568), (14704, 359105), (18380, 287284), (36760, 143642), (71821, 73520)]