12943840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 38610432

約数和(自身を除く): 25666592

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 127, 130, 140, 160, 182, 196, 208, 224, 245, 254, 260, 280, 364, 392, 416, 455, 490, 508, 520, 560, 635, 637, 728, 784, 889, 910, 980, 1016, 1040, 1120, 1270, 1274, 1456, 1568, 1651, 1778, 1820, 1960, 2032, 2080, 2540, 2548, 2912, 3185, 3302, 3556, 3640, 3920, 4064, 4445, 5080, 5096, 6223, 6370, 6604, 7112, 7280, 7840, 8255, 8890, 10160, 10192, 11557, 12446, 12740, 13208, 14224, 14560, 16510, 17780, 20320, 20384, 23114, 24892, 25480, 26416, 28448, 31115, 33020, 35560, 46228, 49784, 50960, 52832, 57785, 62230, 66040, 71120, 80899, 92456, 99568, 101920, 115570, 124460, 132080, 142240, 161798, 184912, 199136, 231140, 248920, 264160, 323596, 369824, 404495, 462280, 497840, 647192, 808990, 924560, 995680, 1294384, 1617980, 1849120, 2588768, 3235960, 6471920, 12943840]

約数ペア:

[(1, 12943840), (2, 6471920), (4, 3235960), (5, 2588768), (7, 1849120), (8, 1617980), (10, 1294384), (13, 995680), (14, 924560), (16, 808990), (20, 647192), (26, 497840), (28, 462280), (32, 404495), (35, 369824), (40, 323596), (49, 264160), (52, 248920), (56, 231140), (65, 199136), (70, 184912), (80, 161798), (91, 142240), (98, 132080), (104, 124460), (112, 115570), (127, 101920), (130, 99568), (140, 92456), (160, 80899), (182, 71120), (196, 66040), (208, 62230), (224, 57785), (245, 52832), (254, 50960), (260, 49784), (280, 46228), (364, 35560), (392, 33020), (416, 31115), (455, 28448), (490, 26416), (508, 25480), (520, 24892), (560, 23114), (635, 20384), (637, 20320), (728, 17780), (784, 16510), (889, 14560), (910, 14224), (980, 13208), (1016, 12740), (1040, 12446), (1120, 11557), (1270, 10192), (1274, 10160), (1456, 8890), (1568, 8255), (1651, 7840), (1778, 7280), (1820, 7112), (1960, 6604), (2032, 6370), (2080, 6223), (2540, 5096), (2548, 5080), (2912, 4445), (3185, 4064), (3302, 3920), (3556, 3640)]