25906060

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3167}}^1$

素因数の和:3585

約数の個数: 24

約数和(自身を含む): 54552960

約数和(自身を除く): 28646900

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3167, 4090, 6334, 8180, 12668, 15835, 31670, 63340, 1295303, 2590606, 5181212, 6476515, 12953030, 25906060]

約数ペア:

[(1, 25906060), (2, 12953030), (4, 6476515), (5, 5181212), (10, 2590606), (20, 1295303), (409, 63340), (818, 31670), (1636, 15835), (2045, 12668), (3167, 8180), (4090, 6334)]