19302420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321707}}^1$

素因数の和:321719

約数の個数: 24

約数和(自身を含む): 54046944

約数和(自身を除く): 34744524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321707, 643414, 965121, 1286828, 1608535, 1930242, 3217070, 3860484, 4825605, 6434140, 9651210, 19302420]

約数ペア:

[(1, 19302420), (2, 9651210), (3, 6434140), (4, 4825605), (5, 3860484), (6, 3217070), (10, 1930242), (12, 1608535), (15, 1286828), (20, 965121), (30, 643414), (60, 321707)]