2020655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4441}}^1$

素因数の和:4466

約数の個数: 16

約数和(自身を含む): 2985024

約数和(自身を除く): 964369

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4441, 22205, 31087, 57733, 155435, 288665, 404131, 2020655]

約数ペア:

[(1, 2020655), (5, 404131), (7, 288665), (13, 155435), (35, 57733), (65, 31087), (91, 22205), (455, 4441)]