8991040

素因数分解:

$2^6\times 5^1\times {\mathrm{28097}}^1$

素因数の和:28114

約数の個数: 28

約数和(自身を含む): 21410676

約数和(自身を除く): 12419636

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 561940, 899104, 1123880, 1798208, 2247760, 4495520, 8991040]

約数ペア:

[(1, 8991040), (2, 4495520), (4, 2247760), (5, 1798208), (8, 1123880), (10, 899104), (16, 561940), (20, 449552), (32, 280970), (40, 224776), (64, 140485), (80, 112388), (160, 56194), (320, 28097)]