220442992

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{178931}}^1$

素因数の和:178957

約数の個数: 40

約数和(自身を含む): 532501632

約数和(自身を除く): 312058640

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 178931, 357862, 715724, 1252517, 1431448, 1968241, 2505034, 2862896, 3936482, 5010068, 7872964, 10020136, 13777687, 15745928, 20040272, 27555374, 31491856, 55110748, 110221496, 220442992]

約数ペア:

[(1, 220442992), (2, 110221496), (4, 55110748), (7, 31491856), (8, 27555374), (11, 20040272), (14, 15745928), (16, 13777687), (22, 10020136), (28, 7872964), (44, 5010068), (56, 3936482), (77, 2862896), (88, 2505034), (112, 1968241), (154, 1431448), (176, 1252517), (308, 715724), (616, 357862), (1232, 178931)]