197454910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{680879}}^1$

素因数の和:680915

約数の個数: 16

約数和(自身を含む): 367675200

約数和(自身を除く): 170220290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 680879, 1361758, 3404395, 6808790, 19745491, 39490982, 98727455, 197454910]

約数ペア:

[(1, 197454910), (2, 98727455), (5, 39490982), (10, 19745491), (29, 6808790), (58, 3404395), (145, 1361758), (290, 680879)]