8978240

素因数分解:

$2^6\times 5^1\times {\mathrm{28057}}^1$

素因数の和:28074

約数の個数: 28

約数和(自身を含む): 21380196

約数和(自身を除く): 12401956

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 28057, 56114, 112228, 140285, 224456, 280570, 448912, 561140, 897824, 1122280, 1795648, 2244560, 4489120, 8978240]

約数ペア:

[(1, 8978240), (2, 4489120), (4, 2244560), (5, 1795648), (8, 1122280), (10, 897824), (16, 561140), (20, 448912), (32, 280570), (40, 224456), (64, 140285), (80, 112228), (160, 56114), (320, 28057)]