2168499890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{75269}}^1$

素因数の和:75386

約数の個数: 32

約数和(自身を含む): 4053741120

約数和(自身を除く): 1885241230

約数列:

[1, 2, 5, 10, 43, 67, 86, 134, 215, 335, 430, 670, 2881, 5762, 14405, 28810, 75269, 150538, 376345, 752690, 3236567, 5043023, 6473134, 10086046, 16182835, 25215115, 32365670, 50430230, 216849989, 433699978, 1084249945, 2168499890]

約数ペア:

[(1, 2168499890), (2, 1084249945), (5, 433699978), (10, 216849989), (43, 50430230), (67, 32365670), (86, 25215115), (134, 16182835), (215, 10086046), (335, 6473134), (430, 5043023), (670, 3236567), (2881, 752690), (5762, 376345), (14405, 150538), (28810, 75269)]