80558380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{575417}}^1$

素因数の和:575433

約数の個数: 24

約数和(自身を含む): 193340448

約数和(自身を除く): 112782068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 575417, 1150834, 2301668, 2877085, 4027919, 5754170, 8055838, 11508340, 16111676, 20139595, 40279190, 80558380]

約数ペア:

[(1, 80558380), (2, 40279190), (4, 20139595), (5, 16111676), (7, 11508340), (10, 8055838), (14, 5754170), (20, 4027919), (28, 2877085), (35, 2301668), (70, 1150834), (140, 575417)]