8140090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1129}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 16922880

約数和(自身を除く): 8782790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1129, 1442, 2258, 3605, 5645, 7210, 7903, 11290, 15806, 39515, 79030, 116287, 232574, 581435, 814009, 1162870, 1628018, 4070045, 8140090]

約数ペア:

[(1, 8140090), (2, 4070045), (5, 1628018), (7, 1162870), (10, 814009), (14, 581435), (35, 232574), (70, 116287), (103, 79030), (206, 39515), (515, 15806), (721, 11290), (1030, 7903), (1129, 7210), (1442, 5645), (2258, 3605)]