199460920

素因数分解:

$2^3\times 5^1\times {\mathrm{4986523}}^1$

素因数の和:4986534

約数の個数: 16

約数和(自身を含む): 448787160

約数和(自身を除く): 249326240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4986523, 9973046, 19946092, 24932615, 39892184, 49865230, 99730460, 199460920]

約数ペア:

[(1, 199460920), (2, 99730460), (4, 49865230), (5, 39892184), (8, 24932615), (10, 19946092), (20, 9973046), (40, 4986523)]