2645680

素因数分解:

$2^4\times 5^1\times {\mathrm{33071}}^1$

素因数の和:33084

約数の個数: 20

約数和(自身を含む): 6151392

約数和(自身を除く): 3505712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 33071, 66142, 132284, 165355, 264568, 330710, 529136, 661420, 1322840, 2645680]

約数ペア:

[(1, 2645680), (2, 1322840), (4, 661420), (5, 529136), (8, 330710), (10, 264568), (16, 165355), (20, 132284), (40, 66142), (80, 33071)]