40990785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3499}}^1$

素因数の和:3589

約数の個数: 32

約数和(自身を含む): 72576000

約数和(自身を除く): 31585215

約数列:

[1, 3, 5, 11, 15, 33, 55, 71, 165, 213, 355, 781, 1065, 2343, 3499, 3905, 10497, 11715, 17495, 38489, 52485, 115467, 192445, 248429, 577335, 745287, 1242145, 2732719, 3726435, 8198157, 13663595, 40990785]

約数ペア:

[(1, 40990785), (3, 13663595), (5, 8198157), (11, 3726435), (15, 2732719), (33, 1242145), (55, 745287), (71, 577335), (165, 248429), (213, 192445), (355, 115467), (781, 52485), (1065, 38489), (2343, 17495), (3499, 11715), (3905, 10497)]