15490630

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3863}}^1$

素因数の和:4271

約数の個数: 16

約数和(自身を含む): 27959904

約数和(自身を除く): 12469274

約数列:

[1, 2, 5, 10, 401, 802, 2005, 3863, 4010, 7726, 19315, 38630, 1549063, 3098126, 7745315, 15490630]

約数ペア:

[(1, 15490630), (2, 7745315), (5, 3098126), (10, 1549063), (401, 38630), (802, 19315), (2005, 7726), (3863, 4010)]