8081990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 16727040

約数和(自身を除く): 8645050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 439, 526, 878, 1315, 1841, 2195, 2630, 3073, 3682, 4390, 6146, 9205, 15365, 18410, 30730, 115457, 230914, 577285, 808199, 1154570, 1616398, 4040995, 8081990]

約数ペア:

[(1, 8081990), (2, 4040995), (5, 1616398), (7, 1154570), (10, 808199), (14, 577285), (35, 230914), (70, 115457), (263, 30730), (439, 18410), (526, 15365), (878, 9205), (1315, 6146), (1841, 4390), (2195, 3682), (2630, 3073)]