2218211840

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66653}}^1$

素因数の和:66689

約数の個数: 80

約数和(自身を含む): 5727711528

約数和(自身を除く): 3509499688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 6656, 8320, 16640, 33280, 66653, 133306, 266612, 333265, 533224, 666530, 866489, 1066448, 1333060, 1732978, 2132896, 2666120, 3465956, 4265792, 4332445, 5332240, 6931912, 8531584, 8664890, 10664480, 13863824, 17063168, 17329780, 21328960, 27727648, 34126336, 34659560, 42657920, 55455296, 69319120, 85315840, 110910592, 138638240, 170631680, 221821184, 277276480, 443642368, 554552960, 1109105920, 2218211840]

約数ペア:

[(1, 2218211840), (2, 1109105920), (4, 554552960), (5, 443642368), (8, 277276480), (10, 221821184), (13, 170631680), (16, 138638240), (20, 110910592), (26, 85315840), (32, 69319120), (40, 55455296), (52, 42657920), (64, 34659560), (65, 34126336), (80, 27727648), (104, 21328960), (128, 17329780), (130, 17063168), (160, 13863824), (208, 10664480), (256, 8664890), (260, 8531584), (320, 6931912), (416, 5332240), (512, 4332445), (520, 4265792), (640, 3465956), (832, 2666120), (1040, 2132896), (1280, 1732978), (1664, 1333060), (2080, 1066448), (2560, 866489), (3328, 666530), (4160, 533224), (6656, 333265), (8320, 266612), (16640, 133306), (33280, 66653)]