80330420

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{10487}}^1$

素因数の和:10879

約数の個数: 24

約数和(自身を含む): 169150464

約数和(自身を除く): 88820044

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 10487, 20974, 41948, 52435, 104870, 209740, 4016521, 8033042, 16066084, 20082605, 40165210, 80330420]

約数ペア:

[(1, 80330420), (2, 40165210), (4, 20082605), (5, 16066084), (10, 8033042), (20, 4016521), (383, 209740), (766, 104870), (1532, 52435), (1915, 41948), (3830, 20974), (7660, 10487)]