49223120

素因数分解:

$2^4\times 5^1\times {\mathrm{615289}}^1$

素因数の和:615302

約数の個数: 20

約数和(自身を含む): 114443940

約数和(自身を除く): 65220820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 615289, 1230578, 2461156, 3076445, 4922312, 6152890, 9844624, 12305780, 24611560, 49223120]

約数ペア:

[(1, 49223120), (2, 24611560), (4, 12305780), (5, 9844624), (8, 6152890), (10, 4922312), (16, 3076445), (20, 2461156), (40, 1230578), (80, 615289)]