328069390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{156971}}^1$

素因数の和:157008

約数の個数: 32

約数和(自身を含む): 678119040

約数和(自身を除く): 350049650

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 156971, 313942, 784855, 1569710, 1726681, 2982449, 3453362, 5964898, 8633405, 14912245, 17266810, 29824490, 32806939, 65613878, 164034695, 328069390]

約数ペア:

[(1, 328069390), (2, 164034695), (5, 65613878), (10, 32806939), (11, 29824490), (19, 17266810), (22, 14912245), (38, 8633405), (55, 5964898), (95, 3453362), (110, 2982449), (190, 1726681), (209, 1569710), (418, 784855), (1045, 313942), (2090, 156971)]