39904880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10613}}^1$

素因数の和:10673

約数の個数: 40

約数和(自身を含む): 94761792

約数和(自身を除く): 54856912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 10613, 21226, 42452, 53065, 84904, 106130, 169808, 212260, 424520, 498811, 849040, 997622, 1995244, 2494055, 3990488, 4988110, 7980976, 9976220, 19952440, 39904880]

約数ペア:

[(1, 39904880), (2, 19952440), (4, 9976220), (5, 7980976), (8, 4988110), (10, 3990488), (16, 2494055), (20, 1995244), (40, 997622), (47, 849040), (80, 498811), (94, 424520), (188, 212260), (235, 169808), (376, 106130), (470, 84904), (752, 53065), (940, 42452), (1880, 21226), (3760, 10613)]