1772605480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1080857}}^1$

素因数の和:1080909

約数の個数: 32

約数和(自身を含む): 4085643240

約数和(自身を除く): 2313037760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1080857, 2161714, 4323428, 5404285, 8646856, 10808570, 21617140, 43234280, 44315137, 88630274, 177260548, 221575685, 354521096, 443151370, 886302740, 1772605480]

約数ペア:

[(1, 1772605480), (2, 886302740), (4, 443151370), (5, 354521096), (8, 221575685), (10, 177260548), (20, 88630274), (40, 44315137), (41, 43234280), (82, 21617140), (164, 10808570), (205, 8646856), (328, 5404285), (410, 4323428), (820, 2161714), (1640, 1080857)]