206817540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3446959}}^1$

素因数の和:3446971

約数の個数: 24

約数和(自身を含む): 579089280

約数和(自身を除く): 372271740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3446959, 6893918, 10340877, 13787836, 17234795, 20681754, 34469590, 41363508, 51704385, 68939180, 103408770, 206817540]

約数ペア:

[(1, 206817540), (2, 103408770), (3, 68939180), (4, 51704385), (5, 41363508), (6, 34469590), (10, 20681754), (12, 17234795), (15, 13787836), (20, 10340877), (30, 6893918), (60, 3446959)]