520080920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{3823}}^1$

素因数の和:4032

約数の個数: 64

約数和(自身を含む): 1238976000

約数和(自身を除く): 718895080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 179, 190, 358, 380, 716, 760, 895, 1432, 1790, 3401, 3580, 3823, 6802, 7160, 7646, 13604, 15292, 17005, 19115, 27208, 30584, 34010, 38230, 68020, 72637, 76460, 136040, 145274, 152920, 290548, 363185, 581096, 684317, 726370, 1368634, 1452740, 2737268, 2905480, 3421585, 5474536, 6843170, 13002023, 13686340, 26004046, 27372680, 52008092, 65010115, 104016184, 130020230, 260040460, 520080920]

約数ペア:

[(1, 520080920), (2, 260040460), (4, 130020230), (5, 104016184), (8, 65010115), (10, 52008092), (19, 27372680), (20, 26004046), (38, 13686340), (40, 13002023), (76, 6843170), (95, 5474536), (152, 3421585), (179, 2905480), (190, 2737268), (358, 1452740), (380, 1368634), (716, 726370), (760, 684317), (895, 581096), (1432, 363185), (1790, 290548), (3401, 152920), (3580, 145274), (3823, 136040), (6802, 76460), (7160, 72637), (7646, 68020), (13604, 38230), (15292, 34010), (17005, 30584), (19115, 27208)]