40467128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9049}}^1$

素因数の和:9111

約数の個数: 32

約数和(自身を含む): 83622000

約数和(自身を除く): 43154872

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 9049, 18098, 36196, 72392, 117637, 235274, 389107, 470548, 778214, 941096, 1556428, 3112856, 5058391, 10116782, 20233564, 40467128]

約数ペア:

[(1, 40467128), (2, 20233564), (4, 10116782), (8, 5058391), (13, 3112856), (26, 1556428), (43, 941096), (52, 778214), (86, 470548), (104, 389107), (172, 235274), (344, 117637), (559, 72392), (1118, 36196), (2236, 18098), (4472, 9049)]