15065980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6911}}^1$

素因数の和:7029

約数の個数: 24

約数和(自身を含む): 31933440

約数和(自身を除く): 16867460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6911, 13822, 27644, 34555, 69110, 138220, 753299, 1506598, 3013196, 3766495, 7532990, 15065980]

約数ペア:

[(1, 15065980), (2, 7532990), (4, 3766495), (5, 3013196), (10, 1506598), (20, 753299), (109, 138220), (218, 69110), (436, 34555), (545, 27644), (1090, 13822), (2180, 6911)]