210962020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{49991}}^1$

素因数の和:50211

約数の個数: 24

約数和(自身を含む): 445128768

約数和(自身を除く): 234166748

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 49991, 99982, 199964, 249955, 499910, 999820, 10548101, 21096202, 42192404, 52740505, 105481010, 210962020]

約数ペア:

[(1, 210962020), (2, 105481010), (4, 52740505), (5, 42192404), (10, 21096202), (20, 10548101), (211, 999820), (422, 499910), (844, 249955), (1055, 199964), (2110, 99982), (4220, 49991)]