2783755220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1960391}}^1$

素因数の和:1960471

約数の個数: 24

約数和(自身を含む): 5928225408

約数和(自身を除く): 3144470188

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1960391, 3920782, 7841564, 9801955, 19603910, 39207820, 139187761, 278375522, 556751044, 695938805, 1391877610, 2783755220]

約数ペア:

[(1, 2783755220), (2, 1391877610), (4, 695938805), (5, 556751044), (10, 278375522), (20, 139187761), (71, 39207820), (142, 19603910), (284, 9801955), (355, 7841564), (710, 3920782), (1420, 1960391)]