201718090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{503}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 441552384

約数和(自身を除く): 239834294

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 337, 503, 595, 674, 1006, 1190, 1685, 2359, 2515, 3370, 3521, 4718, 5030, 5729, 7042, 8551, 11458, 11795, 17102, 17605, 23590, 28645, 35210, 40103, 42755, 57290, 59857, 80206, 85510, 119714, 169511, 200515, 299285, 339022, 401030, 598570, 847555, 1186577, 1695110, 2373154, 2881687, 5763374, 5932885, 11865770, 14408435, 20171809, 28816870, 40343618, 100859045, 201718090]

約数ペア:

[(1, 201718090), (2, 100859045), (5, 40343618), (7, 28816870), (10, 20171809), (14, 14408435), (17, 11865770), (34, 5932885), (35, 5763374), (70, 2881687), (85, 2373154), (119, 1695110), (170, 1186577), (238, 847555), (337, 598570), (503, 401030), (595, 339022), (674, 299285), (1006, 200515), (1190, 169511), (1685, 119714), (2359, 85510), (2515, 80206), (3370, 59857), (3521, 57290), (4718, 42755), (5030, 40103), (5729, 35210), (7042, 28645), (8551, 23590), (11458, 17605), (11795, 17102)]