20100708280

素因数分解:

$2^3\times 5^1\times {\mathrm{502517707}}^1$

素因数の和:502517718

約数の個数: 16

約数和(自身を含む): 45226593720

約数和(自身を除く): 25125885440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502517707, 1005035414, 2010070828, 2512588535, 4020141656, 5025177070, 10050354140, 20100708280]

約数ペア:

[(1, 20100708280), (2, 10050354140), (4, 5025177070), (5, 4020141656), (8, 2512588535), (10, 2010070828), (20, 1005035414), (40, 502517707)]