1660040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 3818880

約数和(自身を除く): 2158840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 883, 940, 1766, 1880, 3532, 4415, 7064, 8830, 17660, 35320, 41501, 83002, 166004, 207505, 332008, 415010, 830020, 1660040]

約数ペア:

[(1, 1660040), (2, 830020), (4, 415010), (5, 332008), (8, 207505), (10, 166004), (20, 83002), (40, 41501), (47, 35320), (94, 17660), (188, 8830), (235, 7064), (376, 4415), (470, 3532), (883, 1880), (940, 1766)]