17656240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 48121920

約数和(自身を除く): 30465680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 769, 820, 1148, 1435, 1538, 1640, 2296, 2870, 3076, 3280, 3845, 4592, 5383, 5740, 6152, 7690, 10766, 11480, 12304, 15380, 21532, 22960, 26915, 30760, 31529, 43064, 53830, 61520, 63058, 86128, 107660, 126116, 157645, 215320, 220703, 252232, 315290, 430640, 441406, 504464, 630580, 882812, 1103515, 1261160, 1765624, 2207030, 2522320, 3531248, 4414060, 8828120, 17656240]

約数ペア:

[(1, 17656240), (2, 8828120), (4, 4414060), (5, 3531248), (7, 2522320), (8, 2207030), (10, 1765624), (14, 1261160), (16, 1103515), (20, 882812), (28, 630580), (35, 504464), (40, 441406), (41, 430640), (56, 315290), (70, 252232), (80, 220703), (82, 215320), (112, 157645), (140, 126116), (164, 107660), (205, 86128), (280, 63058), (287, 61520), (328, 53830), (410, 43064), (560, 31529), (574, 30760), (656, 26915), (769, 22960), (820, 21532), (1148, 15380), (1435, 12304), (1538, 11480), (1640, 10766), (2296, 7690), (2870, 6152), (3076, 5740), (3280, 5383), (3845, 4592)]