142642960

素因数分解:

$2^4\times 5^1\times {\mathrm{1783037}}^1$

素因数の和:1783050

約数の個数: 20

約数和(自身を含む): 331645068

約数和(自身を除く): 189002108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1783037, 3566074, 7132148, 8915185, 14264296, 17830370, 28528592, 35660740, 71321480, 142642960]

約数ペア:

[(1, 142642960), (2, 71321480), (4, 35660740), (5, 28528592), (8, 17830370), (10, 14264296), (16, 8915185), (20, 7132148), (40, 3566074), (80, 1783037)]