12828560

素因数分解:

$2^4\times 5^1\times {\mathrm{160357}}^1$

素因数の和:160370

約数の個数: 20

約数和(自身を含む): 29826588

約数和(自身を除く): 16998028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 160357, 320714, 641428, 801785, 1282856, 1603570, 2565712, 3207140, 6414280, 12828560]

約数ペア:

[(1, 12828560), (2, 6414280), (4, 3207140), (5, 2565712), (8, 1603570), (10, 1282856), (16, 801785), (20, 641428), (40, 320714), (80, 160357)]