38816560

素因数分解:

$2^4\times 5^1\times {\mathrm{485207}}^1$

素因数の和:485220

約数の個数: 20

約数和(自身を含む): 90248688

約数和(自身を除く): 51432128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 485207, 970414, 1940828, 2426035, 3881656, 4852070, 7763312, 9704140, 19408280, 38816560]

約数ペア:

[(1, 38816560), (2, 19408280), (4, 9704140), (5, 7763312), (8, 4852070), (10, 3881656), (16, 2426035), (20, 1940828), (40, 970414), (80, 485207)]