18082880

素因数分解:

$2^6\times 5^1\times {\mathrm{56509}}^1$

素因数の和:56526

約数の個数: 28

約数和(自身を含む): 43060620

約数和(自身を除く): 24977740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56509, 113018, 226036, 282545, 452072, 565090, 904144, 1130180, 1808288, 2260360, 3616576, 4520720, 9041440, 18082880]

約数ペア:

[(1, 18082880), (2, 9041440), (4, 4520720), (5, 3616576), (8, 2260360), (10, 1808288), (16, 1130180), (20, 904144), (32, 565090), (40, 452072), (64, 282545), (80, 226036), (160, 113018), (320, 56509)]