25630040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13633}}^1$

素因数の和:13691

約数の個数: 32

約数和(自身を含む): 58898880

約数和(自身を除く): 33268840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 13633, 27266, 54532, 68165, 109064, 136330, 272660, 545320, 640751, 1281502, 2563004, 3203755, 5126008, 6407510, 12815020, 25630040]

約数ペア:

[(1, 25630040), (2, 12815020), (4, 6407510), (5, 5126008), (8, 3203755), (10, 2563004), (20, 1281502), (40, 640751), (47, 545320), (94, 272660), (188, 136330), (235, 109064), (376, 68165), (470, 54532), (940, 27266), (1880, 13633)]