28772560

素因数分解:

$2^4\times 5^1\times {\mathrm{359657}}^1$

素因数の和:359670

約数の個数: 20

約数和(自身を含む): 66896388

約数和(自身を除く): 38123828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 359657, 719314, 1438628, 1798285, 2877256, 3596570, 5754512, 7193140, 14386280, 28772560]

約数ペア:

[(1, 28772560), (2, 14386280), (4, 7193140), (5, 5754512), (8, 3596570), (10, 2877256), (16, 1798285), (20, 1438628), (40, 719314), (80, 359657)]