40207820

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{8779}}^1$

素因数の和:9017

約数の個数: 24

約数和(自身を含む): 84814800

約数和(自身を除く): 44606980

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 8779, 17558, 35116, 43895, 87790, 175580, 2010391, 4020782, 8041564, 10051955, 20103910, 40207820]

約数ペア:

[(1, 40207820), (2, 20103910), (4, 10051955), (5, 8041564), (10, 4020782), (20, 2010391), (229, 175580), (458, 87790), (916, 43895), (1145, 35116), (2290, 17558), (4580, 8779)]