40288540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69463}}^1$

素因数の和:69501

約数の個数: 24

約数和(自身を含む): 87524640

約数和(自身を除く): 47236100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 69463, 138926, 277852, 347315, 694630, 1389260, 2014427, 4028854, 8057708, 10072135, 20144270, 40288540]

約数ペア:

[(1, 40288540), (2, 20144270), (4, 10072135), (5, 8057708), (10, 4028854), (20, 2014427), (29, 1389260), (58, 694630), (116, 347315), (145, 277852), (290, 138926), (580, 69463)]