16420440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{709}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 49586400

約数和(自身を除く): 33165960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 709, 772, 965, 1158, 1418, 1544, 1930, 2127, 2316, 2836, 2895, 3545, 3860, 4254, 4632, 5672, 5790, 7090, 7720, 8508, 10635, 11580, 14180, 17016, 21270, 23160, 28360, 42540, 85080, 136837, 273674, 410511, 547348, 684185, 821022, 1094696, 1368370, 1642044, 2052555, 2736740, 3284088, 4105110, 5473480, 8210220, 16420440]

約数ペア:

[(1, 16420440), (2, 8210220), (3, 5473480), (4, 4105110), (5, 3284088), (6, 2736740), (8, 2052555), (10, 1642044), (12, 1368370), (15, 1094696), (20, 821022), (24, 684185), (30, 547348), (40, 410511), (60, 273674), (120, 136837), (193, 85080), (386, 42540), (579, 28360), (709, 23160), (772, 21270), (965, 17016), (1158, 14180), (1418, 11580), (1544, 10635), (1930, 8508), (2127, 7720), (2316, 7090), (2836, 5790), (2895, 5672), (3545, 4632), (3860, 4254)]