55070540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{393361}}^1$

素因数の和:393377

約数の個数: 24

約数和(自身を含む): 132169632

約数和(自身を除く): 77099092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 393361, 786722, 1573444, 1966805, 2753527, 3933610, 5507054, 7867220, 11014108, 13767635, 27535270, 55070540]

約数ペア:

[(1, 55070540), (2, 27535270), (4, 13767635), (5, 11014108), (7, 7867220), (10, 5507054), (14, 3933610), (20, 2753527), (28, 1966805), (35, 1573444), (70, 786722), (140, 393361)]