200784880

素因数分解:

$2^4\times 5^1\times {\mathrm{2509811}}^1$

素因数の和:2509824

約数の個数: 20

約数和(自身を含む): 466825032

約数和(自身を除く): 266040152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509811, 5019622, 10039244, 12549055, 20078488, 25098110, 40156976, 50196220, 100392440, 200784880]

約数ペア:

[(1, 200784880), (2, 100392440), (4, 50196220), (5, 40156976), (8, 25098110), (10, 20078488), (16, 12549055), (20, 10039244), (40, 5019622), (80, 2509811)]