4280487920

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{500057}}^1$

素因数の和:500177

約数の個数: 40

約数和(自身を含む): 10045165104

約数和(自身を除く): 5764677184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 8560, 500057, 1000114, 2000228, 2500285, 4000456, 5000570, 8000912, 10001140, 20002280, 40004560, 53506099, 107012198, 214024396, 267530495, 428048792, 535060990, 856097584, 1070121980, 2140243960, 4280487920]

約数ペア:

[(1, 4280487920), (2, 2140243960), (4, 1070121980), (5, 856097584), (8, 535060990), (10, 428048792), (16, 267530495), (20, 214024396), (40, 107012198), (80, 53506099), (107, 40004560), (214, 20002280), (428, 10001140), (535, 8000912), (856, 5000570), (1070, 4000456), (1712, 2500285), (2140, 2000228), (4280, 1000114), (8560, 500057)]