12747740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6571}}^1$

素因数の和:6677

約数の個数: 24

約数和(自身を含む): 27050352

約数和(自身を除く): 14302612

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 6571, 13142, 26284, 32855, 65710, 131420, 637387, 1274774, 2549548, 3186935, 6373870, 12747740]

約数ペア:

[(1, 12747740), (2, 6373870), (4, 3186935), (5, 2549548), (10, 1274774), (20, 637387), (97, 131420), (194, 65710), (388, 32855), (485, 26284), (970, 13142), (1940, 6571)]