40496840

素因数分解:

$2^3\times 5^1\times {\mathrm{1012421}}^1$

素因数の和:1012432

約数の個数: 16

約数和(自身を含む): 91117980

約数和(自身を除く): 50621140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012421, 2024842, 4049684, 5062105, 8099368, 10124210, 20248420, 40496840]

約数ペア:

[(1, 40496840), (2, 20248420), (4, 10124210), (5, 8099368), (8, 5062105), (10, 4049684), (20, 2024842), (40, 1012421)]