1569550220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{56909}}^1$

素因数の和:57122

約数の個数: 48

約数和(自身を含む): 3786108480

約数和(自身を除く): 2216558260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 56909, 113818, 227636, 284545, 398363, 569090, 796726, 1138180, 1593452, 1991815, 3983630, 7967260, 11211073, 22422146, 44844292, 56055365, 78477511, 112110730, 156955022, 224221460, 313910044, 392387555, 784775110, 1569550220]

約数ペア:

[(1, 1569550220), (2, 784775110), (4, 392387555), (5, 313910044), (7, 224221460), (10, 156955022), (14, 112110730), (20, 78477511), (28, 56055365), (35, 44844292), (70, 22422146), (140, 11211073), (197, 7967260), (394, 3983630), (788, 1991815), (985, 1593452), (1379, 1138180), (1970, 796726), (2758, 569090), (3940, 398363), (5516, 284545), (6895, 227636), (13790, 113818), (27580, 56909)]