121898243020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{68482159}}^1$

素因数の和:68482257

約数の個数: 24

約数和(自身を含む): 258862564800

約数和(自身を除く): 136964321780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 68482159, 136964318, 273928636, 342410795, 684821590, 1369643180, 6094912151, 12189824302, 24379648604, 30474560755, 60949121510, 121898243020]

約数ペア:

[(1, 121898243020), (2, 60949121510), (4, 30474560755), (5, 24379648604), (10, 12189824302), (20, 6094912151), (89, 1369643180), (178, 684821590), (356, 342410795), (445, 273928636), (890, 136964318), (1780, 68482159)]