2017896705080

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{109430407}}^1$

素因数の和:109430879

約数の個数: 32

約数和(自身を含む): 4550116364640

約数和(自身を除く): 2532219659560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 9220, 18440, 109430407, 218860814, 437721628, 547152035, 875443256, 1094304070, 2188608140, 4377216280, 50447417627, 100894835254, 201789670508, 252237088135, 403579341016, 504474176270, 1008948352540, 2017896705080]

約数ペア:

[(1, 2017896705080), (2, 1008948352540), (4, 504474176270), (5, 403579341016), (8, 252237088135), (10, 201789670508), (20, 100894835254), (40, 50447417627), (461, 4377216280), (922, 2188608140), (1844, 1094304070), (2305, 875443256), (3688, 547152035), (4610, 437721628), (9220, 218860814), (18440, 109430407)]