985030780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1\times {\mathrm{1447}}^1$

素因数の和:1894

約数の個数: 48

約数和(自身を含む): 2096692416

約数和(自身を除く): 1111661636

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 337, 404, 505, 674, 1010, 1348, 1447, 1685, 2020, 2894, 3370, 5788, 6740, 7235, 14470, 28940, 34037, 68074, 136148, 146147, 170185, 292294, 340370, 487639, 584588, 680740, 730735, 975278, 1461470, 1950556, 2438195, 2922940, 4876390, 9752780, 49251539, 98503078, 197006156, 246257695, 492515390, 985030780]

約数ペア:

[(1, 985030780), (2, 492515390), (4, 246257695), (5, 197006156), (10, 98503078), (20, 49251539), (101, 9752780), (202, 4876390), (337, 2922940), (404, 2438195), (505, 1950556), (674, 1461470), (1010, 975278), (1348, 730735), (1447, 680740), (1685, 584588), (2020, 487639), (2894, 340370), (3370, 292294), (5788, 170185), (6740, 146147), (7235, 136148), (14470, 68074), (28940, 34037)]