20246290

素因数分解:

$2^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1621}}^1$

素因数の和:2877

約数の個数: 16

約数和(自身を含む): 36495000

約数和(自身を除く): 16248710

約数列:

[1, 2, 5, 10, 1249, 1621, 2498, 3242, 6245, 8105, 12490, 16210, 2024629, 4049258, 10123145, 20246290]

約数ペア:

[(1, 20246290), (2, 10123145), (5, 4049258), (10, 2024629), (1249, 16210), (1621, 12490), (2498, 8105), (3242, 6245)]