20085515

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1058

約数の個数: 16

約数和(自身を含む): 24930048

約数和(自身を除く): 4844533

約数列:

[1, 5, 43, 103, 215, 515, 907, 4429, 4535, 22145, 39001, 93421, 195005, 467105, 4017103, 20085515]

約数ペア:

[(1, 20085515), (5, 4017103), (43, 467105), (103, 195005), (215, 93421), (515, 39001), (907, 22145), (4429, 4535)]