977141540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{356621}}^1$

素因数の和:356767

約数の個数: 24

約数和(自身を含む): 2066981112

約数和(自身を除く): 1089839572

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 356621, 713242, 1426484, 1783105, 3566210, 7132420, 48857077, 97714154, 195428308, 244285385, 488570770, 977141540]

約数ペア:

[(1, 977141540), (2, 488570770), (4, 244285385), (5, 195428308), (10, 97714154), (20, 48857077), (137, 7132420), (274, 3566210), (548, 1783105), (685, 1426484), (1370, 713242), (2740, 356621)]