15940802960

素因数分解:

$2^4\times 5^1\times {\mathrm{199260037}}^1$

素因数の和:199260050

約数の個数: 20

約数和(自身を含む): 37062367068

約数和(自身を除く): 21121564108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199260037, 398520074, 797040148, 996300185, 1594080296, 1992600370, 3188160592, 3985200740, 7970401480, 15940802960]

約数ペア:

[(1, 15940802960), (2, 7970401480), (4, 3985200740), (5, 3188160592), (8, 1992600370), (10, 1594080296), (16, 996300185), (20, 797040148), (40, 398520074), (80, 199260037)]