2017281040

素因数分解:

$2^4\times 5^1\times {\mathrm{3359}}^1\times {\mathrm{7507}}^1$

素因数の和:10879

約数の個数: 40

約数和(自身を含む): 4692199680

約数和(自身を除く): 2674918640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3359, 6718, 7507, 13436, 15014, 16795, 26872, 30028, 33590, 37535, 53744, 60056, 67180, 75070, 120112, 134360, 150140, 268720, 300280, 600560, 25216013, 50432026, 100864052, 126080065, 201728104, 252160130, 403456208, 504320260, 1008640520, 2017281040]

約数ペア:

[(1, 2017281040), (2, 1008640520), (4, 504320260), (5, 403456208), (8, 252160130), (10, 201728104), (16, 126080065), (20, 100864052), (40, 50432026), (80, 25216013), (3359, 600560), (6718, 300280), (7507, 268720), (13436, 150140), (15014, 134360), (16795, 120112), (26872, 75070), (30028, 67180), (33590, 60056), (37535, 53744)]