40726396

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{359}}^2$

素因数の和:801

約数の個数: 18

約数和(自身を含む): 72374960

約数和(自身を除く): 31648564

約数列:

[1, 2, 4, 79, 158, 316, 359, 718, 1436, 28361, 56722, 113444, 128881, 257762, 515524, 10181599, 20363198, 40726396]

約数ペア:

[(1, 40726396), (2, 20363198), (4, 10181599), (79, 515524), (158, 257762), (316, 128881), (359, 113444), (718, 56722), (1436, 28361)]