813730960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1453091}}^1$

素因数の和:1453111

約数の個数: 40

約数和(自身を含む): 2162200896

約数和(自身を除く): 1348469936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1453091, 2906182, 5812364, 7265455, 10171637, 11624728, 14530910, 20343274, 23249456, 29061820, 40686548, 50858185, 58123640, 81373096, 101716370, 116247280, 162746192, 203432740, 406865480, 813730960]

約数ペア:

[(1, 813730960), (2, 406865480), (4, 203432740), (5, 162746192), (7, 116247280), (8, 101716370), (10, 81373096), (14, 58123640), (16, 50858185), (20, 40686548), (28, 29061820), (35, 23249456), (40, 20343274), (56, 14530910), (70, 11624728), (80, 10171637), (112, 7265455), (140, 5812364), (280, 2906182), (560, 1453091)]