40048420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{2381}}^1$

素因数の和:2448

約数の個数: 36

約数和(自身を含む): 87138324

約数和(自身を除く): 47089904

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 841, 1682, 2381, 3364, 4205, 4762, 8410, 9524, 11905, 16820, 23810, 47620, 69049, 138098, 276196, 345245, 690490, 1380980, 2002421, 4004842, 8009684, 10012105, 20024210, 40048420]

約数ペア:

[(1, 40048420), (2, 20024210), (4, 10012105), (5, 8009684), (10, 4004842), (20, 2002421), (29, 1380980), (58, 690490), (116, 345245), (145, 276196), (290, 138098), (580, 69049), (841, 47620), (1682, 23810), (2381, 16820), (3364, 11905), (4205, 9524), (4762, 8410)]