624880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 1486512

約数和(自身を除く): 861632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 107, 146, 214, 292, 365, 428, 535, 584, 730, 856, 1070, 1168, 1460, 1712, 2140, 2920, 4280, 5840, 7811, 8560, 15622, 31244, 39055, 62488, 78110, 124976, 156220, 312440, 624880]

約数ペア:

[(1, 624880), (2, 312440), (4, 156220), (5, 124976), (8, 78110), (10, 62488), (16, 39055), (20, 31244), (40, 15622), (73, 8560), (80, 7811), (107, 5840), (146, 4280), (214, 2920), (292, 2140), (365, 1712), (428, 1460), (535, 1168), (584, 1070), (730, 856)]