8261120

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{461}}^1$

素因数の和:491

約数の個数: 80

約数和(自身を含む): 22686048

約数和(自身を除く): 14424928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 461, 512, 560, 640, 896, 922, 1120, 1280, 1792, 1844, 2240, 2305, 2560, 3227, 3584, 3688, 4480, 4610, 6454, 7376, 8960, 9220, 12908, 14752, 16135, 17920, 18440, 25816, 29504, 32270, 36880, 51632, 59008, 64540, 73760, 103264, 118016, 129080, 147520, 206528, 236032, 258160, 295040, 413056, 516320, 590080, 826112, 1032640, 1180160, 1652224, 2065280, 4130560, 8261120]

約数ペア:

[(1, 8261120), (2, 4130560), (4, 2065280), (5, 1652224), (7, 1180160), (8, 1032640), (10, 826112), (14, 590080), (16, 516320), (20, 413056), (28, 295040), (32, 258160), (35, 236032), (40, 206528), (56, 147520), (64, 129080), (70, 118016), (80, 103264), (112, 73760), (128, 64540), (140, 59008), (160, 51632), (224, 36880), (256, 32270), (280, 29504), (320, 25816), (448, 18440), (461, 17920), (512, 16135), (560, 14752), (640, 12908), (896, 9220), (922, 8960), (1120, 7376), (1280, 6454), (1792, 4610), (1844, 4480), (2240, 3688), (2305, 3584), (2560, 3227)]