4520720

素因数分解:

$2^4\times 5^1\times {\mathrm{56509}}^1$

素因数の和:56522

約数の個数: 20

約数和(自身を含む): 10510860

約数和(自身を除く): 5990140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 56509, 113018, 226036, 282545, 452072, 565090, 904144, 1130180, 2260360, 4520720]

約数ペア:

[(1, 4520720), (2, 2260360), (4, 1130180), (5, 904144), (8, 565090), (10, 452072), (16, 282545), (20, 226036), (40, 113018), (80, 56509)]