40854476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{1979}}^1$

素因数の和:2393

約数の個数: 24

約数和(自身を含む): 77227920

約数和(自身を除く): 36373444

約数列:

[1, 2, 4, 13, 26, 52, 397, 794, 1588, 1979, 3958, 5161, 7916, 10322, 20644, 25727, 51454, 102908, 785663, 1571326, 3142652, 10213619, 20427238, 40854476]

約数ペア:

[(1, 40854476), (2, 20427238), (4, 10213619), (13, 3142652), (26, 1571326), (52, 785663), (397, 102908), (794, 51454), (1588, 25727), (1979, 20644), (3958, 10322), (5161, 7916)]