2562880

素因数分解:

$2^6\times 5^1\times {\mathrm{8009}}^1$

素因数の和:8026

約数の個数: 28

約数和(自身を含む): 6103620

約数和(自身を除く): 3540740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 8009, 16018, 32036, 40045, 64072, 80090, 128144, 160180, 256288, 320360, 512576, 640720, 1281440, 2562880]

約数ペア:

[(1, 2562880), (2, 1281440), (4, 640720), (5, 512576), (8, 320360), (10, 256288), (16, 160180), (20, 128144), (32, 80090), (40, 64072), (64, 40045), (80, 32036), (160, 16018), (320, 8009)]