56583740

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 121437792

約数和(自身を除く): 64854052

約数列:

[1, 2, 4, 5, 10, 20, 107, 137, 193, 214, 274, 386, 428, 535, 548, 685, 772, 965, 1070, 1370, 1930, 2140, 2740, 3860, 14659, 20651, 26441, 29318, 41302, 52882, 58636, 73295, 82604, 103255, 105764, 132205, 146590, 206510, 264410, 293180, 413020, 528820, 2829187, 5658374, 11316748, 14145935, 28291870, 56583740]

約数ペア:

[(1, 56583740), (2, 28291870), (4, 14145935), (5, 11316748), (10, 5658374), (20, 2829187), (107, 528820), (137, 413020), (193, 293180), (214, 264410), (274, 206510), (386, 146590), (428, 132205), (535, 105764), (548, 103255), (685, 82604), (772, 73295), (965, 58636), (1070, 52882), (1370, 41302), (1930, 29318), (2140, 26441), (2740, 20651), (3860, 14659)]