86490160

素因数分解:

$2^4\times 5^1\times {\mathrm{1081127}}^1$

素因数の和:1081140

約数の個数: 20

約数和(自身を含む): 201089808

約数和(自身を除く): 114599648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1081127, 2162254, 4324508, 5405635, 8649016, 10811270, 17298032, 21622540, 43245080, 86490160]

約数ペア:

[(1, 86490160), (2, 43245080), (4, 21622540), (5, 17298032), (8, 10811270), (10, 8649016), (16, 5405635), (20, 4324508), (40, 2162254), (80, 1081127)]