79179790

素因数分解:

$2^1\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{4001}}^1$

素因数の和:5987

約数の個数: 16

約数和(自身を含む): 142631280

約数和(自身を除く): 63451490

約数列:

[1, 2, 5, 10, 1979, 3958, 4001, 8002, 9895, 19790, 20005, 40010, 7917979, 15835958, 39589895, 79179790]

約数ペア:

[(1, 79179790), (2, 39589895), (5, 15835958), (10, 7917979), (1979, 40010), (3958, 20005), (4001, 19790), (8002, 9895)]