16849580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 42336000

約数和(自身を除く): 25486420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 29, 38, 44, 55, 58, 76, 95, 110, 116, 139, 145, 190, 209, 220, 278, 290, 319, 380, 418, 551, 556, 580, 638, 695, 836, 1045, 1102, 1276, 1390, 1529, 1595, 2090, 2204, 2641, 2755, 2780, 3058, 3190, 4031, 4180, 5282, 5510, 6061, 6116, 6380, 7645, 8062, 10564, 11020, 12122, 13205, 15290, 16124, 20155, 24244, 26410, 29051, 30305, 30580, 40310, 44341, 52820, 58102, 60610, 76589, 80620, 88682, 116204, 121220, 145255, 153178, 177364, 221705, 290510, 306356, 382945, 443410, 581020, 765890, 842479, 886820, 1531780, 1684958, 3369916, 4212395, 8424790, 16849580]

約数ペア:

[(1, 16849580), (2, 8424790), (4, 4212395), (5, 3369916), (10, 1684958), (11, 1531780), (19, 886820), (20, 842479), (22, 765890), (29, 581020), (38, 443410), (44, 382945), (55, 306356), (58, 290510), (76, 221705), (95, 177364), (110, 153178), (116, 145255), (139, 121220), (145, 116204), (190, 88682), (209, 80620), (220, 76589), (278, 60610), (290, 58102), (319, 52820), (380, 44341), (418, 40310), (551, 30580), (556, 30305), (580, 29051), (638, 26410), (695, 24244), (836, 20155), (1045, 16124), (1102, 15290), (1276, 13205), (1390, 12122), (1529, 11020), (1595, 10564), (2090, 8062), (2204, 7645), (2641, 6380), (2755, 6116), (2780, 6061), (3058, 5510), (3190, 5282), (4031, 4180)]