38648660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:201

約数の個数: 72

約数和(自身を含む): 88139016

約数和(自身を除く): 49490356

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 101, 106, 190, 202, 212, 265, 361, 380, 404, 505, 530, 722, 1007, 1010, 1060, 1444, 1805, 1919, 2014, 2020, 3610, 3838, 4028, 5035, 5353, 7220, 7676, 9595, 10070, 10706, 19133, 19190, 20140, 21412, 26765, 36461, 38266, 38380, 53530, 72922, 76532, 95665, 101707, 107060, 145844, 182305, 191330, 203414, 364610, 382660, 406828, 508535, 729220, 1017070, 1932433, 2034140, 3864866, 7729732, 9662165, 19324330, 38648660]

約数ペア:

[(1, 38648660), (2, 19324330), (4, 9662165), (5, 7729732), (10, 3864866), (19, 2034140), (20, 1932433), (38, 1017070), (53, 729220), (76, 508535), (95, 406828), (101, 382660), (106, 364610), (190, 203414), (202, 191330), (212, 182305), (265, 145844), (361, 107060), (380, 101707), (404, 95665), (505, 76532), (530, 72922), (722, 53530), (1007, 38380), (1010, 38266), (1060, 36461), (1444, 26765), (1805, 21412), (1919, 20140), (2014, 19190), (2020, 19133), (3610, 10706), (3838, 10070), (4028, 9595), (5035, 7676), (5353, 7220)]