16651220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1511}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 21451180

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 1511, 2204, 2755, 3022, 5510, 6044, 7555, 11020, 15110, 28709, 30220, 43819, 57418, 87638, 114836, 143545, 175276, 219095, 287090, 438190, 574180, 832561, 876380, 1665122, 3330244, 4162805, 8325610, 16651220]

約数ペア:

[(1, 16651220), (2, 8325610), (4, 4162805), (5, 3330244), (10, 1665122), (19, 876380), (20, 832561), (29, 574180), (38, 438190), (58, 287090), (76, 219095), (95, 175276), (116, 143545), (145, 114836), (190, 87638), (290, 57418), (380, 43819), (551, 30220), (580, 28709), (1102, 15110), (1511, 11020), (2204, 7555), (2755, 6044), (3022, 5510)]