887860

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 1886976

約数和(自身を除く): 999116

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 431, 515, 862, 1030, 1724, 2060, 2155, 4310, 8620, 44393, 88786, 177572, 221965, 443930, 887860]

約数ペア:

[(1, 887860), (2, 443930), (4, 221965), (5, 177572), (10, 88786), (20, 44393), (103, 8620), (206, 4310), (412, 2155), (431, 2060), (515, 1724), (862, 1030)]