40490692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21401}}^1$

素因数の和:21459

約数の個数: 24

約数和(自身を含む): 79101792

約数和(自身を除く): 38611100

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 21401, 42802, 85604, 235411, 470822, 920243, 941644, 1840486, 3680972, 10122673, 20245346, 40490692]

約数ペア:

[(1, 40490692), (2, 20245346), (4, 10122673), (11, 3680972), (22, 1840486), (43, 941644), (44, 920243), (86, 470822), (172, 235411), (473, 85604), (946, 42802), (1892, 21401)]