55280540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{394861}}^1$

素因数の和:394877

約数の個数: 24

約数和(自身を含む): 132673632

約数和(自身を除く): 77393092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 394861, 789722, 1579444, 1974305, 2764027, 3948610, 5528054, 7897220, 11056108, 13820135, 27640270, 55280540]

約数ペア:

[(1, 55280540), (2, 27640270), (4, 13820135), (5, 11056108), (7, 7897220), (10, 5528054), (14, 3948610), (20, 2764027), (28, 1974305), (35, 1579444), (70, 789722), (140, 394861)]