634549490

素因数分解:

$2^1\times 5^1\times {\mathrm{3529}}^1\times {\mathrm{17981}}^1$

素因数の和:21517

約数の個数: 16

約数和(自身を含む): 1142576280

約数和(自身を除く): 508026790

約数列:

[1, 2, 5, 10, 3529, 7058, 17645, 17981, 35290, 35962, 89905, 179810, 63454949, 126909898, 317274745, 634549490]

約数ペア:

[(1, 634549490), (2, 317274745), (5, 126909898), (10, 63454949), (3529, 179810), (7058, 89905), (17645, 35962), (17981, 35290)]