2649320

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 6026400

約数和(自身を除く): 3377080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 619, 856, 1070, 1238, 2140, 2476, 3095, 4280, 4952, 6190, 12380, 24760, 66233, 132466, 264932, 331165, 529864, 662330, 1324660, 2649320]

約数ペア:

[(1, 2649320), (2, 1324660), (4, 662330), (5, 529864), (8, 331165), (10, 264932), (20, 132466), (40, 66233), (107, 24760), (214, 12380), (428, 6190), (535, 4952), (619, 4280), (856, 3095), (1070, 2476), (1238, 2140)]