11657680

素因数分解:

$2^4\times 5^1\times {\mathrm{145721}}^1$

素因数の和:145734

約数の個数: 20

約数和(自身を含む): 27104292

約数和(自身を除く): 15446612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 145721, 291442, 582884, 728605, 1165768, 1457210, 2331536, 2914420, 5828840, 11657680]

約数ペア:

[(1, 11657680), (2, 5828840), (4, 2914420), (5, 2331536), (8, 1457210), (10, 1165768), (16, 728605), (20, 582884), (40, 291442), (80, 145721)]