200240

素因数分解:

$2^4\times 5^1\times {\mathrm{2503}}^1$

素因数の和:2516

約数の個数: 20

約数和(自身を含む): 465744

約数和(自身を除く): 265504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2503, 5006, 10012, 12515, 20024, 25030, 40048, 50060, 100120, 200240]

約数ペア:

[(1, 200240), (2, 100120), (4, 50060), (5, 40048), (8, 25030), (10, 20024), (16, 12515), (20, 10012), (40, 5006), (80, 2503)]