2018085420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2587289}}^1$

素因数の和:2587314

約数の個数: 48

約数和(自身を含む): 6085306080

約数和(自身を除く): 4067220660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2587289, 5174578, 7761867, 10349156, 12936445, 15523734, 25872890, 31047468, 33634757, 38809335, 51745780, 67269514, 77618670, 100904271, 134539028, 155237340, 168173785, 201808542, 336347570, 403617084, 504521355, 672695140, 1009042710, 2018085420]

約数ペア:

[(1, 2018085420), (2, 1009042710), (3, 672695140), (4, 504521355), (5, 403617084), (6, 336347570), (10, 201808542), (12, 168173785), (13, 155237340), (15, 134539028), (20, 100904271), (26, 77618670), (30, 67269514), (39, 51745780), (52, 38809335), (60, 33634757), (65, 31047468), (78, 25872890), (130, 15523734), (156, 12936445), (195, 10349156), (260, 7761867), (390, 5174578), (780, 2587289)]