4292440

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 9720000

約数和(自身を除く): 5427560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 449, 478, 898, 956, 1195, 1796, 1912, 2245, 2390, 3592, 4490, 4780, 8980, 9560, 17960, 107311, 214622, 429244, 536555, 858488, 1073110, 2146220, 4292440]

約数ペア:

[(1, 4292440), (2, 2146220), (4, 1073110), (5, 858488), (8, 536555), (10, 429244), (20, 214622), (40, 107311), (239, 17960), (449, 9560), (478, 8980), (898, 4780), (956, 4490), (1195, 3592), (1796, 2390), (1912, 2245)]