79994210

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{19001}}^1$

素因数の和:19429

約数の個数: 16

約数和(自身を含む): 144339192

約数和(自身を除く): 64344982

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 19001, 38002, 95005, 190010, 7999421, 15998842, 39997105, 79994210]

約数ペア:

[(1, 79994210), (2, 39997105), (5, 15998842), (10, 7999421), (421, 190010), (842, 95005), (2105, 38002), (4210, 19001)]