200785840

素因数分解:

$2^4\times 5^1\times {\mathrm{2509823}}^1$

素因数の和:2509836

約数の個数: 20

約数和(自身を含む): 466827264

約数和(自身を除く): 266041424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509823, 5019646, 10039292, 12549115, 20078584, 25098230, 40157168, 50196460, 100392920, 200785840]

約数ペア:

[(1, 200785840), (2, 100392920), (4, 50196460), (5, 40157168), (8, 25098230), (10, 20078584), (16, 12549115), (20, 10039292), (40, 5019646), (80, 2509823)]