1949832020

素因数分解:

$2^2\times 5^1\times {\mathrm{97491601}}^1$

素因数の和:97491610

約数の個数: 12

約数和(自身を含む): 4094647284

約数和(自身を除く): 2144815264

約数列:

[1, 2, 4, 5, 10, 20, 97491601, 194983202, 389966404, 487458005, 974916010, 1949832020]

約数ペア:

[(1, 1949832020), (2, 974916010), (4, 487458005), (5, 389966404), (10, 194983202), (20, 97491601)]