2016646120

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{471179}}^1$

素因数の和:471297

約数の個数: 32

約数和(自身を含む): 4579869600

約数和(自身を除く): 2563223480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 471179, 942358, 1884716, 2355895, 3769432, 4711790, 9423580, 18847160, 50416153, 100832306, 201664612, 252080765, 403329224, 504161530, 1008323060, 2016646120]

約数ペア:

[(1, 2016646120), (2, 1008323060), (4, 504161530), (5, 403329224), (8, 252080765), (10, 201664612), (20, 100832306), (40, 50416153), (107, 18847160), (214, 9423580), (428, 4711790), (535, 3769432), (856, 2355895), (1070, 1884716), (2140, 942358), (4280, 471179)]