2541599990

素因数分解:

$2^1\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{249421}}^1$

素因数の和:250447

約数の個数: 16

約数和(自身を含む): 4579387920

約数和(自身を除く): 2037787930

約数列:

[1, 2, 5, 10, 1019, 2038, 5095, 10190, 249421, 498842, 1247105, 2494210, 254159999, 508319998, 1270799995, 2541599990]

約数ペア:

[(1, 2541599990), (2, 1270799995), (5, 508319998), (10, 254159999), (1019, 2494210), (2038, 1247105), (5095, 498842), (10190, 249421)]