2538049490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2851741}}^1$

素因数の和:2851837

約数の個数: 16

約数和(自身を含む): 4619822040

約数和(自身を除く): 2081772550

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2851741, 5703482, 14258705, 28517410, 253804949, 507609898, 1269024745, 2538049490]

約数ペア:

[(1, 2538049490), (2, 1269024745), (5, 507609898), (10, 253804949), (89, 28517410), (178, 14258705), (445, 5703482), (890, 2851741)]