1293489280

素因数分解:

$2^7\times 5^1\times {\mathrm{2021077}}^1$

素因数の和:2021096

約数の個数: 32

約数和(自身を含む): 3092249340

約数和(自身を除く): 1798760060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2021077, 4042154, 8084308, 10105385, 16168616, 20210770, 32337232, 40421540, 64674464, 80843080, 129348928, 161686160, 258697856, 323372320, 646744640, 1293489280]

約数ペア:

[(1, 1293489280), (2, 646744640), (4, 323372320), (5, 258697856), (8, 161686160), (10, 129348928), (16, 80843080), (20, 64674464), (32, 40421540), (40, 32337232), (64, 20210770), (80, 16168616), (128, 10105385), (160, 8084308), (320, 4042154), (640, 2021077)]