13872940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7151}}^1$

素因数の和:7257

約数の個数: 24

約数和(自身を含む): 29437632

約数和(自身を除く): 15564692

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 7151, 14302, 28604, 35755, 71510, 143020, 693647, 1387294, 2774588, 3468235, 6936470, 13872940]

約数ペア:

[(1, 13872940), (2, 6936470), (4, 3468235), (5, 2774588), (10, 1387294), (20, 693647), (97, 143020), (194, 71510), (388, 35755), (485, 28604), (970, 14302), (1940, 7151)]