40070668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21179}}^1$

素因数の和:21237

約数の個数: 24

約数和(自身を含む): 78281280

約数和(自身を除く): 38210612

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 21179, 42358, 84716, 232969, 465938, 910697, 931876, 1821394, 3642788, 10017667, 20035334, 40070668]

約数ペア:

[(1, 40070668), (2, 20035334), (4, 10017667), (11, 3642788), (22, 1821394), (43, 931876), (44, 910697), (86, 465938), (172, 232969), (473, 84716), (946, 42358), (1892, 21179)]