20171714120

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{29287}}^1$

素因数の和:29622

約数の個数: 64

約数和(自身を含む): 46244580480

約数和(自身を除く): 26072866360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 257, 268, 335, 514, 536, 670, 1028, 1285, 1340, 2056, 2570, 2680, 5140, 10280, 17219, 29287, 34438, 58574, 68876, 86095, 117148, 137752, 146435, 172190, 234296, 292870, 344380, 585740, 688760, 1171480, 1962229, 3924458, 7526759, 7848916, 9811145, 15053518, 15697832, 19622290, 30107036, 37633795, 39244580, 60214072, 75267590, 78489160, 150535180, 301070360, 504292853, 1008585706, 2017171412, 2521464265, 4034342824, 5042928530, 10085857060, 20171714120]

約数ペア:

[(1, 20171714120), (2, 10085857060), (4, 5042928530), (5, 4034342824), (8, 2521464265), (10, 2017171412), (20, 1008585706), (40, 504292853), (67, 301070360), (134, 150535180), (257, 78489160), (268, 75267590), (335, 60214072), (514, 39244580), (536, 37633795), (670, 30107036), (1028, 19622290), (1285, 15697832), (1340, 15053518), (2056, 9811145), (2570, 7848916), (2680, 7526759), (5140, 3924458), (10280, 1962229), (17219, 1171480), (29287, 688760), (34438, 585740), (58574, 344380), (68876, 292870), (86095, 234296), (117148, 172190), (137752, 146435)]