55183220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{145219}}^1$

素因数の和:145247

約数の個数: 24

約数和(自身を含む): 121984800

約数和(自身を除く): 66801580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 145219, 290438, 580876, 726095, 1452190, 2759161, 2904380, 5518322, 11036644, 13795805, 27591610, 55183220]

約数ペア:

[(1, 55183220), (2, 27591610), (4, 13795805), (5, 11036644), (10, 5518322), (19, 2904380), (20, 2759161), (38, 1452190), (76, 726095), (95, 580876), (190, 290438), (380, 145219)]