13791460

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7109}}^1$

素因数の和:7215

約数の個数: 24

約数和(自身を含む): 29264760

約数和(自身を除く): 15473300

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 7109, 14218, 28436, 35545, 71090, 142180, 689573, 1379146, 2758292, 3447865, 6895730, 13791460]

約数ペア:

[(1, 13791460), (2, 6895730), (4, 3447865), (5, 2758292), (10, 1379146), (20, 689573), (97, 142180), (194, 71090), (388, 35545), (485, 28436), (970, 14218), (1940, 7109)]