40305220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9551}}^1$

素因数の和:9771

約数の個数: 24

約数和(自身を含む): 85051008

約数和(自身を除く): 44745788

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 9551, 19102, 38204, 47755, 95510, 191020, 2015261, 4030522, 8061044, 10076305, 20152610, 40305220]

約数ペア:

[(1, 40305220), (2, 20152610), (4, 10076305), (5, 8061044), (10, 4030522), (20, 2015261), (211, 191020), (422, 95510), (844, 47755), (1055, 38204), (2110, 19102), (4220, 9551)]