15109520

素因数分解:

$2^4\times 5^1\times {\mathrm{188869}}^1$

素因数の和:188882

約数の個数: 20

約数和(自身を含む): 35129820

約数和(自身を除く): 20020300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 188869, 377738, 755476, 944345, 1510952, 1888690, 3021904, 3777380, 7554760, 15109520]

約数ペア:

[(1, 15109520), (2, 7554760), (4, 3777380), (5, 3021904), (8, 1888690), (10, 1510952), (16, 944345), (20, 755476), (40, 377738), (80, 188869)]