20140400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{7193}}^1$

素因数の和:7218

約数の個数: 60

約数和(自身を含む): 55307472

約数和(自身を除く): 35167072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 7193, 14386, 28772, 35965, 50351, 57544, 71930, 100702, 115088, 143860, 179825, 201404, 251755, 287720, 359650, 402808, 503510, 575440, 719300, 805616, 1007020, 1258775, 1438600, 2014040, 2517550, 2877200, 4028080, 5035100, 10070200, 20140400]

約数ペア:

[(1, 20140400), (2, 10070200), (4, 5035100), (5, 4028080), (7, 2877200), (8, 2517550), (10, 2014040), (14, 1438600), (16, 1258775), (20, 1007020), (25, 805616), (28, 719300), (35, 575440), (40, 503510), (50, 402808), (56, 359650), (70, 287720), (80, 251755), (100, 201404), (112, 179825), (140, 143860), (175, 115088), (200, 100702), (280, 71930), (350, 57544), (400, 50351), (560, 35965), (700, 28772), (1400, 14386), (2800, 7193)]