7235420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3319}}^1$

素因数の和:3437

約数の個数: 24

約数和(自身を含む): 15338400

約数和(自身を除く): 8102980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3319, 6638, 13276, 16595, 33190, 66380, 361771, 723542, 1447084, 1808855, 3617710, 7235420]

約数ペア:

[(1, 7235420), (2, 3617710), (4, 1808855), (5, 1447084), (10, 723542), (20, 361771), (109, 66380), (218, 33190), (436, 16595), (545, 13276), (1090, 6638), (2180, 3319)]