2292440

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 5201280

約数和(自身を除く): 2908840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 257, 446, 514, 892, 1028, 1115, 1285, 1784, 2056, 2230, 2570, 4460, 5140, 8920, 10280, 57311, 114622, 229244, 286555, 458488, 573110, 1146220, 2292440]

約数ペア:

[(1, 2292440), (2, 1146220), (4, 573110), (5, 458488), (8, 286555), (10, 229244), (20, 114622), (40, 57311), (223, 10280), (257, 8920), (446, 5140), (514, 4460), (892, 2570), (1028, 2230), (1115, 2056), (1285, 1784)]