16391680

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:379

約数の個数: 80

約数和(自身を含む): 41492880

約数和(自身を除く): 25101200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 337, 380, 512, 608, 640, 674, 760, 1216, 1280, 1348, 1520, 1685, 2432, 2560, 2696, 3040, 3370, 4864, 5392, 6080, 6403, 6740, 9728, 10784, 12160, 12806, 13480, 21568, 24320, 25612, 26960, 32015, 43136, 48640, 51224, 53920, 64030, 86272, 102448, 107840, 128060, 172544, 204896, 215680, 256120, 409792, 431360, 512240, 819584, 862720, 1024480, 1639168, 2048960, 3278336, 4097920, 8195840, 16391680]

約数ペア:

[(1, 16391680), (2, 8195840), (4, 4097920), (5, 3278336), (8, 2048960), (10, 1639168), (16, 1024480), (19, 862720), (20, 819584), (32, 512240), (38, 431360), (40, 409792), (64, 256120), (76, 215680), (80, 204896), (95, 172544), (128, 128060), (152, 107840), (160, 102448), (190, 86272), (256, 64030), (304, 53920), (320, 51224), (337, 48640), (380, 43136), (512, 32015), (608, 26960), (640, 25612), (674, 24320), (760, 21568), (1216, 13480), (1280, 12806), (1348, 12160), (1520, 10784), (1685, 9728), (2432, 6740), (2560, 6403), (2696, 6080), (3040, 5392), (3370, 4864)]