12445120

素因数分解:

$2^6\times 5^1\times {\mathrm{38891}}^1$

素因数の和:38908

約数の個数: 28

約数和(自身を含む): 29635704

約数和(自身を除く): 17190584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 38891, 77782, 155564, 194455, 311128, 388910, 622256, 777820, 1244512, 1555640, 2489024, 3111280, 6222560, 12445120]

約数ペア:

[(1, 12445120), (2, 6222560), (4, 3111280), (5, 2489024), (8, 1555640), (10, 1244512), (16, 777820), (20, 622256), (32, 388910), (40, 311128), (64, 194455), (80, 155564), (160, 77782), (320, 38891)]