20804950700

素因数分解:

$2^2\times 5^2\times {\mathrm{208049507}}^1$

素因数の和:208049521

約数の個数: 18

約数和(自身を含む): 45146743236

約数和(自身を除く): 24341792536

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 208049507, 416099014, 832198028, 1040247535, 2080495070, 4160990140, 5201237675, 10402475350, 20804950700]

約数ペア:

[(1, 20804950700), (2, 10402475350), (4, 5201237675), (5, 4160990140), (10, 2080495070), (20, 1040247535), (25, 832198028), (50, 416099014), (100, 208049507)]