40695640

素因数分解:

$2^3\times 5^1\times {\mathrm{1017391}}^1$

素因数の和:1017402

約数の個数: 16

約数和(自身を含む): 91565280

約数和(自身を除く): 50869640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1017391, 2034782, 4069564, 5086955, 8139128, 10173910, 20347820, 40695640]

約数ペア:

[(1, 40695640), (2, 20347820), (4, 10173910), (5, 8139128), (8, 5086955), (10, 4069564), (20, 2034782), (40, 1017391)]