391330270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{38861}}^1$

素因数の和:38940

約数の個数: 32

約数和(自身を含む): 755477280

約数和(自身を除く): 364147010

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 38861, 77722, 194305, 388610, 738359, 1476718, 2059633, 3691795, 4119266, 7383590, 10298165, 20596330, 39133027, 78266054, 195665135, 391330270]

約数ペア:

[(1, 391330270), (2, 195665135), (5, 78266054), (10, 39133027), (19, 20596330), (38, 10298165), (53, 7383590), (95, 4119266), (106, 3691795), (190, 2059633), (265, 1476718), (530, 738359), (1007, 388610), (2014, 194305), (5035, 77722), (10070, 38861)]