15360940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109721}}^1$

素因数の和:109737

約数の個数: 24

約数和(自身を含む): 36866592

約数和(自身を除く): 21505652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 109721, 219442, 438884, 548605, 768047, 1097210, 1536094, 2194420, 3072188, 3840235, 7680470, 15360940]

約数ペア:

[(1, 15360940), (2, 7680470), (4, 3840235), (5, 3072188), (7, 2194420), (10, 1536094), (14, 1097210), (20, 768047), (28, 548605), (35, 438884), (70, 219442), (140, 109721)]