87921490

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{187067}}^1$

素因数の和:187121

約数の個数: 16

約数和(自身を含む): 161626752

約数和(自身を除く): 73705262

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 187067, 374134, 935335, 1870670, 8792149, 17584298, 43960745, 87921490]

約数ペア:

[(1, 87921490), (2, 43960745), (5, 17584298), (10, 8792149), (47, 1870670), (94, 935335), (235, 374134), (470, 187067)]