207865480

素因数分解:

$2^3\times 5^1\times {\mathrm{1237}}^1\times {\mathrm{4201}}^1$

素因数の和:5449

約数の個数: 32

約数和(自身を含む): 468186840

約数和(自身を除く): 260321360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1237, 2474, 4201, 4948, 6185, 8402, 9896, 12370, 16804, 21005, 24740, 33608, 42010, 49480, 84020, 168040, 5196637, 10393274, 20786548, 25983185, 41573096, 51966370, 103932740, 207865480]

約数ペア:

[(1, 207865480), (2, 103932740), (4, 51966370), (5, 41573096), (8, 25983185), (10, 20786548), (20, 10393274), (40, 5196637), (1237, 168040), (2474, 84020), (4201, 49480), (4948, 42010), (6185, 33608), (8402, 24740), (9896, 21005), (12370, 16804)]