26560540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{13691}}^1$

素因数の和:13797

約数の個数: 24

約数和(自身を含む): 56356272

約数和(自身を除く): 29795732

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 13691, 27382, 54764, 68455, 136910, 273820, 1328027, 2656054, 5312108, 6640135, 13280270, 26560540]

約数ペア:

[(1, 26560540), (2, 13280270), (4, 6640135), (5, 5312108), (10, 2656054), (20, 1328027), (97, 273820), (194, 136910), (388, 68455), (485, 54764), (970, 27382), (1940, 13691)]