20880147175

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{28800203}}^1$

素因数の和:28800242

約数の個数: 12

約数和(自身を含む): 26784189720

約数和(自身を除く): 5904042545

約数列:

[1, 5, 25, 29, 145, 725, 28800203, 144001015, 720005075, 835205887, 4176029435, 20880147175]

約数ペア:

[(1, 20880147175), (5, 4176029435), (25, 835205887), (29, 720005075), (145, 144001015), (725, 28800203)]