20201472080

素因数分解:

$2^4\times 5^1\times {\mathrm{252518401}}^1$

素因数の和:252518414

約数の個数: 20

約数和(自身を含む): 46968422772

約数和(自身を除く): 26766950692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252518401, 505036802, 1010073604, 1262592005, 2020147208, 2525184010, 4040294416, 5050368020, 10100736040, 20201472080]

約数ペア:

[(1, 20201472080), (2, 10100736040), (4, 5050368020), (5, 4040294416), (8, 2525184010), (10, 2020147208), (16, 1262592005), (20, 1010073604), (40, 505036802), (80, 252518401)]