2020479905

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{138247}}^1$

素因数の和:138368

約数の個数: 16

約数和(自身を含む): 2521643520

約数和(自身を除く): 501163615

約数列:

[1, 5, 37, 79, 185, 395, 2923, 14615, 138247, 691235, 5115139, 10921513, 25575695, 54607565, 404095981, 2020479905]

約数ペア:

[(1, 2020479905), (5, 404095981), (37, 54607565), (79, 25575695), (185, 10921513), (395, 5115139), (2923, 691235), (14615, 138247)]