2564080

素因数分解:

$2^4\times 5^1\times {\mathrm{32051}}^1$

素因数の和:32064

約数の個数: 20

約数和(自身を含む): 5961672

約数和(自身を除く): 3397592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32051, 64102, 128204, 160255, 256408, 320510, 512816, 641020, 1282040, 2564080]

約数ペア:

[(1, 2564080), (2, 1282040), (4, 641020), (5, 512816), (8, 320510), (10, 256408), (16, 160255), (20, 128204), (40, 64102), (80, 32051)]