3758120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 8640000

約数和(自身を除く): 4881880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 1999, 3998, 7996, 9995, 15992, 19990, 39980, 79960, 93953, 187906, 375812, 469765, 751624, 939530, 1879060, 3758120]

約数ペア:

[(1, 3758120), (2, 1879060), (4, 939530), (5, 751624), (8, 469765), (10, 375812), (20, 187906), (40, 93953), (47, 79960), (94, 39980), (188, 19990), (235, 15992), (376, 9995), (470, 7996), (940, 3998), (1880, 1999)]