52831280

素因数分解:

$2^4\times 5^1\times {\mathrm{660391}}^1$

素因数の和:660404

約数の個数: 20

約数和(自身を含む): 122832912

約数和(自身を除く): 70001632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 660391, 1320782, 2641564, 3301955, 5283128, 6603910, 10566256, 13207820, 26415640, 52831280]

約数ペア:

[(1, 52831280), (2, 26415640), (4, 13207820), (5, 10566256), (8, 6603910), (10, 5283128), (16, 3301955), (20, 2641564), (40, 1320782), (80, 660391)]