200422780

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 427281120

約数和(自身を除く): 226858340

約数列:

[1, 2, 4, 5, 10, 20, 137, 193, 274, 379, 386, 548, 685, 758, 772, 965, 1370, 1516, 1895, 1930, 2740, 3790, 3860, 7580, 26441, 51923, 52882, 73147, 103846, 105764, 132205, 146294, 207692, 259615, 264410, 292588, 365735, 519230, 528820, 731470, 1038460, 1462940, 10021139, 20042278, 40084556, 50105695, 100211390, 200422780]

約数ペア:

[(1, 200422780), (2, 100211390), (4, 50105695), (5, 40084556), (10, 20042278), (20, 10021139), (137, 1462940), (193, 1038460), (274, 731470), (379, 528820), (386, 519230), (548, 365735), (685, 292588), (758, 264410), (772, 259615), (965, 207692), (1370, 146294), (1516, 132205), (1895, 105764), (1930, 103846), (2740, 73147), (3790, 52882), (3860, 51923), (7580, 26441)]