26728840

素因数分解:

$2^3\times 5^1\times {\mathrm{668221}}^1$

素因数の和:668232

約数の個数: 16

約数和(自身を含む): 60139980

約数和(自身を除く): 33411140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 668221, 1336442, 2672884, 3341105, 5345768, 6682210, 13364420, 26728840]

約数ペア:

[(1, 26728840), (2, 13364420), (4, 6682210), (5, 5345768), (8, 3341105), (10, 2672884), (20, 1336442), (40, 668221)]