9721490

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{5431}}^1$

素因数の和:5617

約数の個数: 16

約数和(自身を含む): 17599680

約数和(自身を除く): 7878190

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 5431, 10862, 27155, 54310, 972149, 1944298, 4860745, 9721490]

約数ペア:

[(1, 9721490), (2, 4860745), (5, 1944298), (10, 972149), (179, 54310), (358, 27155), (895, 10862), (1790, 5431)]