40986496

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{887}}^1$

素因数の和:939

約数の個数: 48

約数和(自身を含む): 86273640

約数和(自身を除く): 45287144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 361, 608, 722, 887, 1216, 1444, 1774, 2432, 2888, 3548, 5776, 7096, 11552, 14192, 16853, 23104, 28384, 33706, 46208, 56768, 67412, 113536, 134824, 269648, 320207, 539296, 640414, 1078592, 1280828, 2157184, 2561656, 5123312, 10246624, 20493248, 40986496]

約数ペア:

[(1, 40986496), (2, 20493248), (4, 10246624), (8, 5123312), (16, 2561656), (19, 2157184), (32, 1280828), (38, 1078592), (64, 640414), (76, 539296), (128, 320207), (152, 269648), (304, 134824), (361, 113536), (608, 67412), (722, 56768), (887, 46208), (1216, 33706), (1444, 28384), (1774, 23104), (2432, 16853), (2888, 14192), (3548, 11552), (5776, 7096)]