15744940

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4079}}^1$

素因数の和:4281

約数の個数: 24

約数和(自身を含む): 33243840

約数和(自身を除く): 17498900

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4079, 8158, 16316, 20395, 40790, 81580, 787247, 1574494, 3148988, 3936235, 7872470, 15744940]

約数ペア:

[(1, 15744940), (2, 7872470), (4, 3936235), (5, 3148988), (10, 1574494), (20, 787247), (193, 81580), (386, 40790), (772, 20395), (965, 16316), (1930, 8158), (3860, 4079)]