638045270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{63361}}^1$

素因数の和:63440

約数の個数: 32

約数和(自身を含む): 1231757280

約数和(自身を除く): 593712010

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 63361, 126722, 316805, 633610, 1203859, 2407718, 3358133, 6019295, 6716266, 12038590, 16790665, 33581330, 63804527, 127609054, 319022635, 638045270]

約数ペア:

[(1, 638045270), (2, 319022635), (5, 127609054), (10, 63804527), (19, 33581330), (38, 16790665), (53, 12038590), (95, 6716266), (106, 6019295), (190, 3358133), (265, 2407718), (530, 1203859), (1007, 633610), (2014, 316805), (5035, 126722), (10070, 63361)]