40209572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10891}}^1$

素因数の和:10979

約数の個数: 24

約数和(自身を含む): 76853952

約数和(自身を除く): 36644380

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 10891, 21782, 43564, 141583, 283166, 566332, 773261, 1546522, 3093044, 10052393, 20104786, 40209572]

約数ペア:

[(1, 40209572), (2, 20104786), (4, 10052393), (13, 3093044), (26, 1546522), (52, 773261), (71, 566332), (142, 283166), (284, 141583), (923, 43564), (1846, 21782), (3692, 10891)]