40628870

素因数分解:

$2^1\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{2053}}^1$

素因数の和:4039

約数の個数: 16

約数和(自身を含む): 73204560

約数和(自身を除く): 32575690

約数列:

[1, 2, 5, 10, 1979, 2053, 3958, 4106, 9895, 10265, 19790, 20530, 4062887, 8125774, 20314435, 40628870]

約数ペア:

[(1, 40628870), (2, 20314435), (5, 8125774), (10, 4062887), (1979, 20530), (2053, 19790), (3958, 10265), (4106, 9895)]