15125660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 34927200

約数和(自身を除く): 19801540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 349, 394, 698, 788, 985, 1396, 1745, 1970, 2167, 3490, 3839, 3940, 4334, 6980, 7678, 8668, 10835, 15356, 19195, 21670, 38390, 43340, 68753, 76780, 137506, 275012, 343765, 687530, 756283, 1375060, 1512566, 3025132, 3781415, 7562830, 15125660]

約数ペア:

[(1, 15125660), (2, 7562830), (4, 3781415), (5, 3025132), (10, 1512566), (11, 1375060), (20, 756283), (22, 687530), (44, 343765), (55, 275012), (110, 137506), (197, 76780), (220, 68753), (349, 43340), (394, 38390), (698, 21670), (788, 19195), (985, 15356), (1396, 10835), (1745, 8668), (1970, 7678), (2167, 6980), (3490, 4334), (3839, 3940)]