512440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 1205280

約数和(自身を除く): 692840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 557, 920, 1114, 2228, 2785, 4456, 5570, 11140, 12811, 22280, 25622, 51244, 64055, 102488, 128110, 256220, 512440]

約数ペア:

[(1, 512440), (2, 256220), (4, 128110), (5, 102488), (8, 64055), (10, 51244), (20, 25622), (23, 22280), (40, 12811), (46, 11140), (92, 5570), (115, 4456), (184, 2785), (230, 2228), (460, 1114), (557, 920)]