219034960

素因数分解:

$2^4\times 5^1\times {\mathrm{2737937}}^1$

素因数の和:2737950

約数の個数: 20

約数和(自身を含む): 509256468

約数和(自身を除く): 290221508

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2737937, 5475874, 10951748, 13689685, 21903496, 27379370, 43806992, 54758740, 109517480, 219034960]

約数ペア:

[(1, 219034960), (2, 109517480), (4, 54758740), (5, 43806992), (8, 27379370), (10, 21903496), (16, 13689685), (20, 10951748), (40, 5475874), (80, 2737937)]