16840640

素因数分解:

$2^6\times 5^1\times {\mathrm{52627}}^1$

素因数の和:52644

約数の個数: 28

約数和(自身を含む): 40102536

約数和(自身を除く): 23261896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 52627, 105254, 210508, 263135, 421016, 526270, 842032, 1052540, 1684064, 2105080, 3368128, 4210160, 8420320, 16840640]

約数ペア:

[(1, 16840640), (2, 8420320), (4, 4210160), (5, 3368128), (8, 2105080), (10, 1684064), (16, 1052540), (20, 842032), (32, 526270), (40, 421016), (64, 263135), (80, 210508), (160, 105254), (320, 52627)]