15982660

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{971}}^1$

素因数の和:1803

約数の個数: 24

約数和(自身を含む): 33638976

約数和(自身を除く): 17656316

約数列:

[1, 2, 4, 5, 10, 20, 823, 971, 1646, 1942, 3292, 3884, 4115, 4855, 8230, 9710, 16460, 19420, 799133, 1598266, 3196532, 3995665, 7991330, 15982660]

約数ペア:

[(1, 15982660), (2, 7991330), (4, 3995665), (5, 3196532), (10, 1598266), (20, 799133), (823, 19420), (971, 16460), (1646, 9710), (1942, 8230), (3292, 4855), (3884, 4115)]