1549062220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{3607}}^1$

素因数の和:3922

約数の個数: 48

約数和(自身を含む): 3300454080

約数和(自身を除く): 1751391860

約数列:

[1, 2, 4, 5, 10, 20, 109, 197, 218, 394, 436, 545, 788, 985, 1090, 1970, 2180, 3607, 3940, 7214, 14428, 18035, 21473, 36070, 42946, 72140, 85892, 107365, 214730, 393163, 429460, 710579, 786326, 1421158, 1572652, 1965815, 2842316, 3552895, 3931630, 7105790, 7863260, 14211580, 77453111, 154906222, 309812444, 387265555, 774531110, 1549062220]

約数ペア:

[(1, 1549062220), (2, 774531110), (4, 387265555), (5, 309812444), (10, 154906222), (20, 77453111), (109, 14211580), (197, 7863260), (218, 7105790), (394, 3931630), (436, 3552895), (545, 2842316), (788, 1965815), (985, 1572652), (1090, 1421158), (1970, 786326), (2180, 710579), (3607, 429460), (3940, 393163), (7214, 214730), (14428, 107365), (18035, 85892), (21473, 72140), (36070, 42946)]