5420408090

素因数分解:

$2^1\times 5^1\times {\mathrm{3919}}^1\times {\mathrm{138311}}^1$

素因数の和:142237

約数の個数: 16

約数和(自身を含む): 9759294720

約数和(自身を除く): 4338886630

約数列:

[1, 2, 5, 10, 3919, 7838, 19595, 39190, 138311, 276622, 691555, 1383110, 542040809, 1084081618, 2710204045, 5420408090]

約数ペア:

[(1, 5420408090), (2, 2710204045), (5, 1084081618), (10, 542040809), (3919, 1383110), (7838, 691555), (19595, 276622), (39190, 138311)]