2116740440

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{172373}}^1$

素因数の和:172691

約数の個数: 32

約数和(自身を含む): 4778207280

約数和(自身を除く): 2661466840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 12280, 172373, 344746, 689492, 861865, 1378984, 1723730, 3447460, 6894920, 52918511, 105837022, 211674044, 264592555, 423348088, 529185110, 1058370220, 2116740440]

約数ペア:

[(1, 2116740440), (2, 1058370220), (4, 529185110), (5, 423348088), (8, 264592555), (10, 211674044), (20, 105837022), (40, 52918511), (307, 6894920), (614, 3447460), (1228, 1723730), (1535, 1378984), (2456, 861865), (3070, 689492), (6140, 344746), (12280, 172373)]