47978180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{82721}}^1$

素因数の和:82759

約数の個数: 24

約数和(自身を含む): 104229720

約数和(自身を除く): 56251540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 82721, 165442, 330884, 413605, 827210, 1654420, 2398909, 4797818, 9595636, 11994545, 23989090, 47978180]

約数ペア:

[(1, 47978180), (2, 23989090), (4, 11994545), (5, 9595636), (10, 4797818), (20, 2398909), (29, 1654420), (58, 827210), (116, 413605), (145, 330884), (290, 165442), (580, 82721)]