43205380

素因数分解:

$2^2\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{2141}}^1$

素因数の和:3159

約数の個数: 24

約数和(自身を含む): 90863640

約数和(自身を除く): 47658260

約数列:

[1, 2, 4, 5, 10, 20, 1009, 2018, 2141, 4036, 4282, 5045, 8564, 10090, 10705, 20180, 21410, 42820, 2160269, 4320538, 8641076, 10801345, 21602690, 43205380]

約数ペア:

[(1, 43205380), (2, 21602690), (4, 10801345), (5, 8641076), (10, 4320538), (20, 2160269), (1009, 42820), (2018, 21410), (2141, 20180), (4036, 10705), (4282, 10090), (5045, 8564)]