200908640

素因数分解:

$2^5\times 5^1\times {\mathrm{1255679}}^1$

素因数の和:1255694

約数の個数: 24

約数和(自身を含む): 474647040

約数和(自身を除く): 273738400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1255679, 2511358, 5022716, 6278395, 10045432, 12556790, 20090864, 25113580, 40181728, 50227160, 100454320, 200908640]

約数ペア:

[(1, 200908640), (2, 100454320), (4, 50227160), (5, 40181728), (8, 25113580), (10, 20090864), (16, 12556790), (20, 10045432), (32, 6278395), (40, 5022716), (80, 2511358), (160, 1255679)]