13233680

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3847}}^1$

素因数の和:3903

約数の個数: 40

約数和(自身を含む): 31492032

約数和(自身を除く): 18258352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 3847, 7694, 15388, 19235, 30776, 38470, 61552, 76940, 153880, 165421, 307760, 330842, 661684, 827105, 1323368, 1654210, 2646736, 3308420, 6616840, 13233680]

約数ペア:

[(1, 13233680), (2, 6616840), (4, 3308420), (5, 2646736), (8, 1654210), (10, 1323368), (16, 827105), (20, 661684), (40, 330842), (43, 307760), (80, 165421), (86, 153880), (172, 76940), (215, 61552), (344, 38470), (430, 30776), (688, 19235), (860, 15388), (1720, 7694), (3440, 3847)]