40027708

素因数分解:

$2^2\times 7^2\times {\mathrm{443}}^1\times {\mathrm{461}}^1$

素因数の和:922

約数の個数: 36

約数和(自身を含む): 81846072

約数和(自身を除く): 41818364

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 443, 461, 886, 922, 1772, 1844, 3101, 3227, 6202, 6454, 12404, 12908, 21707, 22589, 43414, 45178, 86828, 90356, 204223, 408446, 816892, 1429561, 2859122, 5718244, 10006927, 20013854, 40027708]

約数ペア:

[(1, 40027708), (2, 20013854), (4, 10006927), (7, 5718244), (14, 2859122), (28, 1429561), (49, 816892), (98, 408446), (196, 204223), (443, 90356), (461, 86828), (886, 45178), (922, 43414), (1772, 22589), (1844, 21707), (3101, 12908), (3227, 12404), (6202, 6454)]