20102590

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8009}}^1$

素因数の和:8267

約数の個数: 16

約数和(自身を含む): 36333360

約数和(自身を除く): 16230770

約数列:

[1, 2, 5, 10, 251, 502, 1255, 2510, 8009, 16018, 40045, 80090, 2010259, 4020518, 10051295, 20102590]

約数ペア:

[(1, 20102590), (2, 10051295), (5, 4020518), (10, 2010259), (251, 80090), (502, 40045), (1255, 16018), (2510, 8009)]