8677400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 20664600

約数和(自身を除く): 11987200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1009, 1075, 1720, 2018, 2150, 4036, 4300, 5045, 8072, 8600, 10090, 20180, 25225, 40360, 43387, 50450, 86774, 100900, 173548, 201800, 216935, 347096, 433870, 867740, 1084675, 1735480, 2169350, 4338700, 8677400]

約数ペア:

[(1, 8677400), (2, 4338700), (4, 2169350), (5, 1735480), (8, 1084675), (10, 867740), (20, 433870), (25, 347096), (40, 216935), (43, 201800), (50, 173548), (86, 100900), (100, 86774), (172, 50450), (200, 43387), (215, 40360), (344, 25225), (430, 20180), (860, 10090), (1009, 8600), (1075, 8072), (1720, 5045), (2018, 4300), (2150, 4036)]