20160119680

素因数分解:

$2^7\times 5^1\times {\mathrm{31500187}}^1$

素因数の和:31500206

約数の個数: 32

約数和(自身を含む): 48195287640

約数和(自身を除く): 28035167960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 31500187, 63000374, 126000748, 157500935, 252001496, 315001870, 504002992, 630003740, 1008005984, 1260007480, 2016011968, 2520014960, 4032023936, 5040029920, 10080059840, 20160119680]

約数ペア:

[(1, 20160119680), (2, 10080059840), (4, 5040029920), (5, 4032023936), (8, 2520014960), (10, 2016011968), (16, 1260007480), (20, 1008005984), (32, 630003740), (40, 504002992), (64, 315001870), (80, 252001496), (128, 157500935), (160, 126000748), (320, 63000374), (640, 31500187)]