8520640

素因数分解:

$2^6\times 5^1\times {\mathrm{26627}}^1$

素因数の和:26644

約数の個数: 28

約数和(自身を含む): 20290536

約数和(自身を除く): 11769896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 26627, 53254, 106508, 133135, 213016, 266270, 426032, 532540, 852064, 1065080, 1704128, 2130160, 4260320, 8520640]

約数ペア:

[(1, 8520640), (2, 4260320), (4, 2130160), (5, 1704128), (8, 1065080), (10, 852064), (16, 532540), (20, 426032), (32, 266270), (40, 213016), (64, 133135), (80, 106508), (160, 53254), (320, 26627)]