851080

素因数分解:

$2^3\times 5^1\times {\mathrm{21277}}^1$

素因数の和:21288

約数の個数: 16

約数和(自身を含む): 1915020

約数和(自身を除く): 1063940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21277, 42554, 85108, 106385, 170216, 212770, 425540, 851080]

約数ペア:

[(1, 851080), (2, 425540), (4, 212770), (5, 170216), (8, 106385), (10, 85108), (20, 42554), (40, 21277)]