249554740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{12391}}^1$

素因数の和:12472

約数の個数: 48

約数和(自身を含む): 562101120

約数和(自身を除く): 312546380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 10070, 12391, 20140, 24782, 49564, 61955, 123910, 235429, 247820, 470858, 656723, 941716, 1177145, 1313446, 2354290, 2626892, 3283615, 4708580, 6567230, 12477737, 13134460, 24955474, 49910948, 62388685, 124777370, 249554740]

約数ペア:

[(1, 249554740), (2, 124777370), (4, 62388685), (5, 49910948), (10, 24955474), (19, 13134460), (20, 12477737), (38, 6567230), (53, 4708580), (76, 3283615), (95, 2626892), (106, 2354290), (190, 1313446), (212, 1177145), (265, 941716), (380, 656723), (530, 470858), (1007, 247820), (1060, 235429), (2014, 123910), (4028, 61955), (5035, 49564), (10070, 24782), (12391, 20140)]