7738660

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3989}}^1$

素因数の和:4095

約数の個数: 24

約数和(自身を含む): 16422840

約数和(自身を除く): 8684180

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 3989, 7978, 15956, 19945, 39890, 79780, 386933, 773866, 1547732, 1934665, 3869330, 7738660]

約数ペア:

[(1, 7738660), (2, 3869330), (4, 1934665), (5, 1547732), (10, 773866), (20, 386933), (97, 79780), (194, 39890), (388, 19945), (485, 15956), (970, 7978), (1940, 3989)]