20317502020

素因数分解:

$2^2\times 5^1\times {\mathrm{1015875101}}^1$

素因数の和:1015875110

約数の個数: 12

約数和(自身を含む): 42666754284

約数和(自身を除く): 22349252264

約数列:

[1, 2, 4, 5, 10, 20, 1015875101, 2031750202, 4063500404, 5079375505, 10158751010, 20317502020]

約数ペア:

[(1, 20317502020), (2, 10158751010), (4, 5079375505), (5, 4063500404), (10, 2031750202), (20, 1015875101)]