380528048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{4987}}^1$

素因数の和:5265

約数の個数: 40

約数和(自身を含む): 779325120

約数和(自身を除く): 398797072

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 251, 304, 502, 1004, 2008, 4016, 4769, 4987, 9538, 9974, 19076, 19948, 38152, 39896, 76304, 79792, 94753, 189506, 379012, 758024, 1251737, 1516048, 2503474, 5006948, 10013896, 20027792, 23783003, 47566006, 95132012, 190264024, 380528048]

約数ペア:

[(1, 380528048), (2, 190264024), (4, 95132012), (8, 47566006), (16, 23783003), (19, 20027792), (38, 10013896), (76, 5006948), (152, 2503474), (251, 1516048), (304, 1251737), (502, 758024), (1004, 379012), (2008, 189506), (4016, 94753), (4769, 79792), (4987, 76304), (9538, 39896), (9974, 38152), (19076, 19948)]