20163525520

素因数分解:

$2^4\times 5^1\times {\mathrm{252044069}}^1$

素因数の和:252044082

約数の個数: 20

約数和(自身を含む): 46880197020

約数和(自身を除く): 26716671500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252044069, 504088138, 1008176276, 1260220345, 2016352552, 2520440690, 4032705104, 5040881380, 10081762760, 20163525520]

約数ペア:

[(1, 20163525520), (2, 10081762760), (4, 5040881380), (5, 4032705104), (8, 2520440690), (10, 2016352552), (16, 1260220345), (20, 1008176276), (40, 504088138), (80, 252044069)]