2887584640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{265403}}^1$

素因数の和:265439

約数の個数: 64

約数和(自身を含む): 7309226160

約数和(自身を除く): 4421641520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 265403, 530806, 1061612, 1327015, 2123224, 2654030, 4246448, 4511851, 5308060, 8492896, 9023702, 10616120, 16985792, 18047404, 21232240, 22559255, 33971584, 36094808, 42464480, 45118510, 72189616, 84928960, 90237020, 144379232, 169857920, 180474040, 288758464, 360948080, 577516928, 721896160, 1443792320, 2887584640]

約数ペア:

[(1, 2887584640), (2, 1443792320), (4, 721896160), (5, 577516928), (8, 360948080), (10, 288758464), (16, 180474040), (17, 169857920), (20, 144379232), (32, 90237020), (34, 84928960), (40, 72189616), (64, 45118510), (68, 42464480), (80, 36094808), (85, 33971584), (128, 22559255), (136, 21232240), (160, 18047404), (170, 16985792), (272, 10616120), (320, 9023702), (340, 8492896), (544, 5308060), (640, 4511851), (680, 4246448), (1088, 2654030), (1360, 2123224), (2176, 1327015), (2720, 1061612), (5440, 530806), (10880, 265403)]