340209808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2069}}^1$

素因数の和:2359

約数の個数: 40

約数和(自身を含む): 677635200

約数和(自身を除く): 337425392

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 239, 344, 478, 688, 956, 1912, 2069, 3824, 4138, 8276, 10277, 16552, 20554, 33104, 41108, 82216, 88967, 164432, 177934, 355868, 494491, 711736, 988982, 1423472, 1977964, 3955928, 7911856, 21263113, 42526226, 85052452, 170104904, 340209808]

約数ペア:

[(1, 340209808), (2, 170104904), (4, 85052452), (8, 42526226), (16, 21263113), (43, 7911856), (86, 3955928), (172, 1977964), (239, 1423472), (344, 988982), (478, 711736), (688, 494491), (956, 355868), (1912, 177934), (2069, 164432), (3824, 88967), (4138, 82216), (8276, 41108), (10277, 33104), (16552, 20554)]