127887820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{278017}}^1$

素因数の和:278049

約数の個数: 24

約数和(自身を含む): 280242144

約数和(自身を除く): 152354324

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 278017, 556034, 1112068, 1390085, 2780170, 5560340, 6394391, 12788782, 25577564, 31971955, 63943910, 127887820]

約数ペア:

[(1, 127887820), (2, 63943910), (4, 31971955), (5, 25577564), (10, 12788782), (20, 6394391), (23, 5560340), (46, 2780170), (92, 1390085), (115, 1112068), (230, 556034), (460, 278017)]