138848420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{187633}}^1$

素因数の和:187679

約数の個数: 24

約数和(自身を含む): 299463864

約数和(自身を除く): 160615444

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 187633, 375266, 750532, 938165, 1876330, 3752660, 6942421, 13884842, 27769684, 34712105, 69424210, 138848420]

約数ペア:

[(1, 138848420), (2, 69424210), (4, 34712105), (5, 27769684), (10, 13884842), (20, 6942421), (37, 3752660), (74, 1876330), (148, 938165), (185, 750532), (370, 375266), (740, 187633)]