2903920

素因数分解:

$2^4\times 5^1\times {\mathrm{36299}}^1$

素因数の和:36312

約数の個数: 20

約数和(自身を含む): 6751800

約数和(自身を除く): 3847880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36299, 72598, 145196, 181495, 290392, 362990, 580784, 725980, 1451960, 2903920]

約数ペア:

[(1, 2903920), (2, 1451960), (4, 725980), (5, 580784), (8, 362990), (10, 290392), (16, 181495), (20, 145196), (40, 72598), (80, 36299)]