2012840

素因数分解:

$2^3\times 5^1\times {\mathrm{50321}}^1$

素因数の和:50332

約数の個数: 16

約数和(自身を含む): 4528980

約数和(自身を除く): 2516140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50321, 100642, 201284, 251605, 402568, 503210, 1006420, 2012840]

約数ペア:

[(1, 2012840), (2, 1006420), (4, 503210), (5, 402568), (8, 251605), (10, 201284), (20, 100642), (40, 50321)]