200806780

素因数分解:

$2^2\times 5^1\times {\mathrm{1597}}^1\times {\mathrm{6287}}^1$

素因数の和:7893

約数の個数: 24

約数和(自身を含む): 422025408

約数和(自身を除く): 221218628

約数列:

[1, 2, 4, 5, 10, 20, 1597, 3194, 6287, 6388, 7985, 12574, 15970, 25148, 31435, 31940, 62870, 125740, 10040339, 20080678, 40161356, 50201695, 100403390, 200806780]

約数ペア:

[(1, 200806780), (2, 100403390), (4, 50201695), (5, 40161356), (10, 20080678), (20, 10040339), (1597, 125740), (3194, 62870), (6287, 31940), (6388, 31435), (7985, 25148), (12574, 15970)]