200705840

素因数分解:

$2^4\times 5^1\times {\mathrm{2508823}}^1$

素因数の和:2508836

約数の個数: 20

約数和(自身を含む): 466641264

約数和(自身を除く): 265935424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2508823, 5017646, 10035292, 12544115, 20070584, 25088230, 40141168, 50176460, 100352920, 200705840]

約数ペア:

[(1, 200705840), (2, 100352920), (4, 50176460), (5, 40141168), (8, 25088230), (10, 20070584), (16, 12544115), (20, 10035292), (40, 5017646), (80, 2508823)]