15705092020

素因数分解:

$2^2\times 5^1\times {\mathrm{2459}}^1\times {\mathrm{319339}}^1$

素因数の和:321807

約数の個数: 24

約数和(自身を含む): 32994208800

約数和(自身を除く): 17289116780

約数列:

[1, 2, 4, 5, 10, 20, 2459, 4918, 9836, 12295, 24590, 49180, 319339, 638678, 1277356, 1596695, 3193390, 6386780, 785254601, 1570509202, 3141018404, 3926273005, 7852546010, 15705092020]

約数ペア:

[(1, 15705092020), (2, 7852546010), (4, 3926273005), (5, 3141018404), (10, 1570509202), (20, 785254601), (2459, 6386780), (4918, 3193390), (9836, 1596695), (12295, 1277356), (24590, 638678), (49180, 319339)]