200840240

素因数分解:

$2^4\times 5^1\times {\mathrm{2510503}}^1$

素因数の和:2510516

約数の個数: 20

約数和(自身を含む): 466953744

約数和(自身を除く): 266113504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2510503, 5021006, 10042012, 12552515, 20084024, 25105030, 40168048, 50210060, 100420120, 200840240]

約数ペア:

[(1, 200840240), (2, 100420120), (4, 50210060), (5, 40168048), (8, 25105030), (10, 20084024), (16, 12552515), (20, 10042012), (40, 5021006), (80, 2510503)]