1772440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:691

約数の個数: 32

約数和(自身を含む): 4049280

約数和(自身を除く): 2276840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 607, 730, 1214, 1460, 2428, 2920, 3035, 4856, 6070, 12140, 24280, 44311, 88622, 177244, 221555, 354488, 443110, 886220, 1772440]

約数ペア:

[(1, 1772440), (2, 886220), (4, 443110), (5, 354488), (8, 221555), (10, 177244), (20, 88622), (40, 44311), (73, 24280), (146, 12140), (292, 6070), (365, 4856), (584, 3035), (607, 2920), (730, 2428), (1214, 1460)]