197840530

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{46993}}^1$

素因数の和:47421

約数の個数: 16

約数和(自身を含む): 356966424

約数和(自身を除く): 159125894

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 46993, 93986, 234965, 469930, 19784053, 39568106, 98920265, 197840530]

約数ペア:

[(1, 197840530), (2, 98920265), (5, 39568106), (10, 19784053), (421, 469930), (842, 234965), (2105, 93986), (4210, 46993)]