54993220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{144719}}^1$

素因数の和:144747

約数の個数: 24

約数和(自身を含む): 121564800

約数和(自身を除く): 66571580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 144719, 289438, 578876, 723595, 1447190, 2749661, 2894380, 5499322, 10998644, 13748305, 27496610, 54993220]

約数ペア:

[(1, 54993220), (2, 27496610), (4, 13748305), (5, 10998644), (10, 5499322), (19, 2894380), (20, 2749661), (38, 1447190), (76, 723595), (95, 578876), (190, 289438), (380, 144719)]