13662080

素因数分解:

$2^7\times 5^1\times {\mathrm{21347}}^1$

素因数の和:21366

約数の個数: 32

約数和(自身を含む): 32662440

約数和(自身を除く): 19000360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21347, 42694, 85388, 106735, 170776, 213470, 341552, 426940, 683104, 853880, 1366208, 1707760, 2732416, 3415520, 6831040, 13662080]

約数ペア:

[(1, 13662080), (2, 6831040), (4, 3415520), (5, 2732416), (8, 1707760), (10, 1366208), (16, 853880), (20, 683104), (32, 426940), (40, 341552), (64, 213470), (80, 170776), (128, 106735), (160, 85388), (320, 42694), (640, 21347)]