214487920

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{25057}}^1$

素因数の和:25177

約数の個数: 40

約数和(自身を含む): 503365104

約数和(自身を除く): 288877184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 25057, 50114, 100228, 125285, 200456, 250570, 400912, 501140, 1002280, 2004560, 2681099, 5362198, 10724396, 13405495, 21448792, 26810990, 42897584, 53621980, 107243960, 214487920]

約数ペア:

[(1, 214487920), (2, 107243960), (4, 53621980), (5, 42897584), (8, 26810990), (10, 21448792), (16, 13405495), (20, 10724396), (40, 5362198), (80, 2681099), (107, 2004560), (214, 1002280), (428, 501140), (535, 400912), (856, 250570), (1070, 200456), (1712, 125285), (2140, 100228), (4280, 50114), (8560, 25057)]