4457680

素因数分解:

$2^4\times 5^1\times {\mathrm{55721}}^1$

素因数の和:55734

約数の個数: 20

約数和(自身を含む): 10364292

約数和(自身を除く): 5906612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 55721, 111442, 222884, 278605, 445768, 557210, 891536, 1114420, 2228840, 4457680]

約数ペア:

[(1, 4457680), (2, 2228840), (4, 1114420), (5, 891536), (8, 557210), (10, 445768), (16, 278605), (20, 222884), (40, 111442), (80, 55721)]