19122160

素因数分解:

$2^4\times 5^1\times {\mathrm{239027}}^1$

素因数の和:239040

約数の個数: 20

約数和(自身を含む): 44459208

約数和(自身を除く): 25337048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239027, 478054, 956108, 1195135, 1912216, 2390270, 3824432, 4780540, 9561080, 19122160]

約数ペア:

[(1, 19122160), (2, 9561080), (4, 4780540), (5, 3824432), (8, 2390270), (10, 1912216), (16, 1195135), (20, 956108), (40, 478054), (80, 239027)]