1387894060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1\times {\mathrm{1279}}^1$

素因数の和:1655

約数の個数: 96

約数和(自身を含む): 3488808960

約数和(自身を除く): 2100914900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 337, 460, 644, 674, 805, 1279, 1348, 1610, 1685, 2359, 2558, 3220, 3370, 4718, 5116, 6395, 6740, 7751, 8953, 9436, 11795, 12790, 15502, 17906, 23590, 25580, 29417, 31004, 35812, 38755, 44765, 47180, 54257, 58834, 77510, 89530, 108514, 117668, 147085, 155020, 179060, 205919, 217028, 271285, 294170, 411838, 431023, 542570, 588340, 823676, 862046, 1029595, 1085140, 1724092, 2059190, 2155115, 3017161, 4118380, 4310230, 6034322, 8620460, 9913529, 12068644, 15085805, 19827058, 30171610, 39654116, 49567645, 60343220, 69394703, 99135290, 138789406, 198270580, 277578812, 346973515, 693947030, 1387894060]

約数ペア:

[(1, 1387894060), (2, 693947030), (4, 346973515), (5, 277578812), (7, 198270580), (10, 138789406), (14, 99135290), (20, 69394703), (23, 60343220), (28, 49567645), (35, 39654116), (46, 30171610), (70, 19827058), (92, 15085805), (115, 12068644), (140, 9913529), (161, 8620460), (230, 6034322), (322, 4310230), (337, 4118380), (460, 3017161), (644, 2155115), (674, 2059190), (805, 1724092), (1279, 1085140), (1348, 1029595), (1610, 862046), (1685, 823676), (2359, 588340), (2558, 542570), (3220, 431023), (3370, 411838), (4718, 294170), (5116, 271285), (6395, 217028), (6740, 205919), (7751, 179060), (8953, 155020), (9436, 147085), (11795, 117668), (12790, 108514), (15502, 89530), (17906, 77510), (23590, 58834), (25580, 54257), (29417, 47180), (31004, 44765), (35812, 38755)]